de- : down, from
decline:1. dip, go down, set, sink 2. deteriorate, fade, fail, flag, languish, weaken 3.
degenerate, descend, disintegrate, deteriorate, retrograde, rot, sink, worsen 4.
disapprove, dismiss, refuse, reject, reprobate, repudiate, spurn, turn down
decadent: decayed, degenerate, effete, overripe
deciduous: 1.falling off or shed seasonally or at a certain stage of development in the life
cycle (ex. deciduous leaves) (ex. deciduous teeth) 2. ephemeral
demented: crazed, crazy, deranged, insane, lunatic, mad, maniac, non compos mentis,
unbalanced, unsound
demolish: decimate, destroy, raze, ruin, unbuild, undo, unframe, unmake, wrack, wreck
demote: break, bump, bust, declass, degrade, demerit, downgrade, reduce
depreciate: 1. to reduce the value of cheapen, decry, devaluate, devalue, downgrade,
lower, mark down, soften, underprize, underrate, undervalue, write down, write
off 2. abuse, belittle, derogate, detract (from), diminish, discount, disparage,
dispraise, minimize
deviate: 1.to stray especially from a standard, principle, or topic2 : to depart from an
established course or norm
deca, dec, deka, dek : ten
decagram: ( also dekagram ) 10 grams, abbreviation dg
decahedron: a polyhedron of ten faces
decathlon: a ten event athletic contest that consists of the 100-meter, 400-meter,
1500-meter runs, the 110-meter high hurdles, the javelin and discus throws,
shot put, pole vault, high jump, and long jump
deci : tenth part
decimeter: 0.1 meter
demi- : half
demisemiquaver: thirty second note
demigod: a person so outstanding as to seem to approach the divine
dem , demo : people
demagogue: rabble-rouser, a leader who makes use of popular prejudices and false claims
especially for political advantage
demography: the statistical study of human populations especially with reference to size
and density, distribution, and vital statistics
democratic: popular, self-governing, self-ruling
democratize: to make democratic
derm , dermato : skin
dermatology: a branch of science dealing with the skin, its structure, functions, and
diseases
dermis: the sensitive vascular inner mesodermic layer of the skin
epidermis: the outer nonsensitive and nonvascular layer of the skin of a vertebrate that
overlies the dermis
hypodermic: 1.adapted for use in or administered by injection beneath the skin 2 : of or
relating to the parts beneath the skin
taxidermy: the art of preparing, stuffing, and mounting the skins of animals and especially
vertebrates
dextr, dextro : right, to the right
dextral: of or relating to the right, inclined to the right
dextroamphetamine: dextrorotatory amphetamine sulfate
dextrorotatory: turning clockwise or toward the right
di- : twice, double
dioxide: an oxide (as carbon dioxide) containing two atoms of oxygen in the molecule
diatonic: of or relating to a major or minor musical scale comprising intervals of five whole
steps and two half steps
dic , dict : say , speak
interdict: ban, enjoin, forbid, inhibit, outlaw, prohibit, taboo
verdict: : the finding or decision of a jury on the matter submitted to it in trial
contradict: contravene, cross, deny, disaffirm, gainsay, impugn, negate, negative, traverse
dictator: despot, duce, oppressor, strong man, tyrant
dich-, dicho- : in tow, apart
dichogamy: the production of male and female reproductive elements at different times by
a hermaphroditic organism in order to ensure cross-fertilization
dis- : opposite of, differently, apart, away
dissolve:1. annihilate, decimate, demolish, destruct, ruin, shatter, shoot, wrack, wreck 2.
adjourn, prorogate, prorogue, recess, rise, terminate 3. deliquesce, flux, fuse,
liquefy, melt, run, thaw 4.clear up, decipher, ||dope out, figure out, puzzle out,
resolve, unfold, unravel discredit:
discrepancy: difference, dissemblance, dissimilarity, dissimilitude, distinction, divergence,
otherness, unlikeness
disintegrate: break down, crumble, decompose, molder, putrefy, rot, spoil, taint, turn
dispassionate: not influenced by strong feeling, abstract, colorless, detached,
impersonal, poker-faced
dissent: differ, disaccord, disagree, discord, divide, vary
dissident: disagreeing especially with an established religious or political system,
organization, or belief, heterodox, nonconformist, schismatic, sectarian,
unorthodox
distract:1.a . to turn aside , divert b . to draw or direct (as one's attention) to a different
object or in different directions at the same time 2 . to stir up or confuse with
conflicting emotions or motives
discomfort: to make uncomfortable or uneasy
disconnect: 1. to terminate a connection 2. to become detached or withdrawn
down- : to a lower position , to or toward the bottom
downturn: a downward turn especially toward a decline in business activity, dip, downslide,
downswing, downtrend, drop, falloff, sag, slip, slump
downstairs: down the stairs , on or to a lower floor
downsize: to reduce in size
downriver: toward or at a point nearer the mouth of a river
_drome : racecourse 2.large specially prepared place
aerodrome: airfield
motordrome
dy-, dyo- : two
dyarchy (also diarchy) : a government in which power is vested in tow rulers or authorities
duc , duct : lead
conduct: 1. the act, manner, or process of carrying on : management 2. a mode or standard
of personal behavior especially as based on moral principles
induct: 1.to put in formal possession 2. to admit as a member 3. lead, conduct
inducement: a motive or consideration that leads one to action or to additional or more
effective actions
-ean : see –an
ecclesi-, ecclesio- : church
ecclesiology: the study of church architecture and adornment
ecclesiastical: suitable for use in a church
ecclesial: of or relating to church
ect-, ecto- : outside, external
ectotherm: a cold-blooded animal , poikilotherm
ectoderm: the outer cellular membrane of a diploblastic animal
-ectomy :surgical removal
vasectomy: surgical division or resection of all or part of the vas deferens usually to induce
sterility
mastectomy: excision of the breast
gastrectomy: surgical removal of all or part of the stomach
-ee : 1.beneficiary, recipient 2. person furnished with 3. person that performs
appointee: one who is appointed
grantee: one to whom a grant is made
patentee: one to whom a grant is made or a privilege secured by patent
escapee: one that has escaped
payee: one to whom money is or is to be paid
-een : imitation
velveteen: a clothing fabric usually of cotton in twill or plain weaves made with a short close
weft pile in imitation of velvet
-eer : one that is concerned with
auctioneer: an agent who sells goods at auction
pamphleteer: a writer of pamphlets attacking something or urging a cause
profiteer: one who makes what is considered an unreasonable profit especially on the sale
of essential goods during times of emergency
electri- , electro- : relating to electricity
electrify: to charge with electricity
electrocute: to execute (a criminal) by electricity
electrometer: any of various instruments for detecting or measuring electric-potential
em- , en- : put into or onto, cause to be, provide with, cover with
empower: 1.to charge with electricity 2. to equip for use of electric power
enslave: enthrall, subjugate
enshroud: to cover or enclose with or as if with a shroud
entangle: 1.to wrap or twist together : interweave 2. to involve in a perplexing or
troublesome situation
enlarge: 1.to make larger : extend 2. to give greater scope to : expand 3. to set free
-en : a cause to be or to have, come to be or to have
sharpen: to make sharp or sharper, edge, hone, ||sharp, whet
lengthen: to make longer, draw, draw out, elongate, prolong, protract, spin (out), stretch
steepen: to or make become steeper
emia : 1. condition of having (such) blood 2. condition of having a special thing in the blood
leukemia: an acute or chronic disease in humans and other warm-blooded animals
characterized by an abnormal increase in the number of white blood cells in the
tissues and often in the blood
uremia: accumulation in the blood of constituents normally eliminated in the urine that
produces a severe toxic condition and usually occurs in severe kidney disease
-ence : 1.action or process 2.quality or state
emergence: an unforeseen combination of circumstances or the resulting state that calls
for immediate action
despondence: the state of being despondent : dejection, hopelessness
reference: 1.the act of referring or consulting 2 : a bearing on a matter : relation
encephal-, encephalo- : brain
encephalitis: inflation of the brain
encephalomyocarditis: an acute febrile virus disease characterized by degeneration and
inflammation of skeletal and cardiac muscle and lesions of the central nervous
system
-ency : quality or state
despondency: the state of being despondent : dejection, hopelessness
presidency:1.the office of president 2. the term during which a president holds office
3. the action or function of one that presides
residency: a usually official place of residence
-endo : within (compare with ect- and exo-)
endoskeleton: an internal skeleton
endocarditis: inflammation of the lining of the heart and its valves
endothermic: warm-blooded
ent-, ento- : see endo ex. entoderm
entom-, entomo- : insect
entomology: a branch of zoology that deals with the study of insects
entomophilous: normally pollinated by insects
eo- : earliest, oldest
Eolithic : of or relating to the early period of the stone age marked by the use of eoliths
epi- , ep- , eph- : upon, from
epidemic: affecting or tending to affect a disproportionately large number of individuals
within a population, community, or region at the same time
equi- : equal(ly)
equilateral: having all sides equal (ex. equilateral triangle)
equilibrium: a state of intellectual or emotional balance
equidistant: equally far from two or more places
erg-, ergo- : work
ergonomics: the study of work and working conditions in order to improve people's
efficiency
ergometer: an apparatus for measuring the work performed as by a person exercising
-er: person or thing that does
doer: one that takes an active part
computer: one that computes
lover: a person in love
eroto- : sexual desire
erotic: use or intended to cause sexual desire
erotica: books, pictures, etc intended to cause sexual desire
eroticism: the quality of stimulating sexual desire
-ery: 1.character 2.art 3.place of doing 4.state
snobbery: snobbish conduct or character : snobbishness
fishery: the occupation, industry, or season of taking fish or other sea animals (as sponges,
shrimp, or seals) : fishing
bakery: a place for baking or selling baked goods
slavery: bondage, enslavement, helotry, peonage, serfdom, servitude, thrall, thralldom,
yoke
-escence: state or process of becoming
obsolescence: the process of becoming obsolete or the condition of being nearly obsolete
-escent: 1.beginning, beginning to be 2. reflecting or emitting light
frutescent: shrubby
opalescent: changing color like a opal
-ese: 1.native or resident of 2.language of 3.speech, literary style
Chinese
Japanese
journalese: a style of language thought to be typical of newspapers
-esque : in the manner or style of
grotesque: a style of decorative art characterized by fanciful or fantastic human and animal
forms often interwoven with foliage or similar figures that may distort the natural
into absurdity, ugliness, or caricature
statuesque: resembling a statue especially in dignity, shapeliness, or stillness
Kafkaesque: of, relating to, or suggestive of Franz Kafka or his writings
-ess: female
giantess: a female giant
lioness: a female lion
actress: a woman who is an actor
-et: small one
baronet: the holder of a rank of honor below a baron and above a knight
cellaret: a case or sideboard for holding bottles of wine or liquor
ethno-: race, cultural group
ethnology: a branch of knowledge dealing with human ethnos with its formation and
evolution
ethnic: of or involving a nation, race or tribe that has a common cultural tradition
-ette : 1.little one 2. female
kitchenette: a small kitchen or an alcove containing cooking facilities ]
farmerette: a woman who is a farmer or farmhand
Eur-, Euro-: European
Eurocrat: a staff member of the administrative commission of the European community
Eurocentric: centered on Europe or European
ex- : no longer being or doing
ex-wife:
ex-football player
ex- , e- : out of, from
extricate: 1.a archaic : unravel b : to distinguish from a related thing 2 : to free or remove
from an entanglement or difficulty
exit: departure egress, egression, exiting, exodus, setting-out, withdrawal
export: to carry away : remove
exo-, ex- : outside
exodus: a mass departure
exogamy: marriage outside of a specific group esp. as required by custom or law
exorbitant: exceeding in intensity, quality, amount, or size the customary or appropriate
limits
extra- : outside , beyond
extraterrestrial: existing, originating, or occurring outside the earth or it's atmosphere
extracurricular: not falling within the scope of a regular curriculum
extro-: outward (compare intro-)
extrovert: a gregarious and unreserved person
-faced: having (such) a face or (so many) faces
two-faced
rosy-faced
poker-faced: an inscrutable face that reveals no hint of a person's thoughts or feelings
fac, fact , fect : do , make
-ferous : bearing, producing
carboniferous: producing or containing carbon or coal
-fication: making, production
reification: the process or result of reifying
desertification: the process of becoming desert
fin : end , boundary , limit
definitive: 1.serving to provide a final solution or to end a situation 2. serving to define or
specify precisely b : serving as a perfect example
confine: bar, circumscribe, delimit, delimitate, limit, restrict
final: coming at the end : being the last in a series, process, or progress
flu , fluc , flux : flow
fluctuate: to shift back and forth uncertainly
fluent: articulate, eloquent, smooth-spoken, vocal
flux: current, drift, flood, flow, rush, spate, stream, tide
influx: inflow, influxion, inpour, inpouring, inrush
for-: 1.so as to involve prohibition, exclusion, omission, failure, neglect, or refusal 2.destroctive3.excessively
forbid: ban, enjoin, inhibit, interdict, outlaw, prohibit, taboo
fordo: to do away with : destroy
forspent: worn-out, exhausted
fore-: 1.earlier, occurring earlier 2. in front, foremast
foresee: anticipate, envisage, predict, prognosticate
foreshock: any of the usually minor tremors commonly preceding the principal shock of an
earthquake
foreleg: a front leg
forearm: to arm in advance : prepare
foretop: the platform at the head of a ship's foremast
-form : form , shape
conform: accommodate, comply, obey, agree
deform: corrupt, disfigure, distort, pervert, warp
transform: alter, change, convert
formation: an act of giving form or shape to something or of taking form
reform: to put or change into an improved form or condition
fort : strong
fortis: produced with relatively great articulatory tenseness and strong expiration
fortify: to make strong
fortress: citadel, fastness, redoubt, stronghold
fortitude: strength of mind that enables a person to encounter danger or bear pain
-fuge: one that drives away
febrifuge: antipyretic
refuge: to seek or take refuge
-fy: 1.make, form into
dandify: to cause to resemble a dandy
2. make similar to
citify: urbanize
-gamy, gam-, gamo-, gamous, -gamic: 1.marriage 2.union of propagation or reproduction 3.possesion of a
reproduction organ or mode of fertilization
gamopetalous: having the corolla composed of united petals
exogamy (see exo-): marriage outside of a specific group especially as required by custom
or law
monogamy (see mono-): the state or custom of being married to one person at a time
heterogamous: having or characterized by fusion of unlike gametes
cleistogamous: : characterized by or being small inconspicuous closed self-pollinating
flowers additional to and often more fruitful than showier ones on the same plant (violets are cleistogamous)
gastr-, gastri-, gastro- : stomach
gastrectomy: surgical removal of all or part of stomach
gastroenterology: a branch of medicine concerned with the structure, function, disease,
and pathology of the stomach and the intestines
-gate: political scandal often involving the concealment of wrongdoing
Iraqgate
gen , geno , genea : race, kind, birth
genocide: the deliberate and systematic destruction of a racial, political, or cultural group
genesis: the origin or coming into being of something
geo : earth
geocentric: having or relating to the earth as center
geology: a science that deals with the history of the earth and its life especially as recorded
in rocks
geothermal: of, relating to, or utilizing the heat of the earth's interior; also : produced or
permeated by such heat
geography: a science that deals with the description, distribution, and interaction of the
diverse physical, biological, and cultural features of the earth's surface
geophysics: : a branch of earth science dealing with the physical processes and
phenomena occurring especially in the earth and in its vicinity
geopolitics: a study of the influence of such factors as geography, economics, and
demography on the politics and especially the foreign policy of a state
-gony : generation, reproduction, manner of coming into being
isogonic : exhibiting equivalent relative growth of parts such that size relations remain
constant
Graeco, Greco- : 1.Greece 2.Greek and
Grecophile
Graeco-Roman
gram , graph : write , writing
anagram: a word or phrase made by transposing the letters of another word or phrase
cartographer: one that makes maps
cryptogram: a communication in cipher or code
electrocardiogram: the tracing made by an electrocardiograph
epigram: a terse, sage, or witty and often paradoxical saying
graphic: formed by writing, drawing, or engraving
monogram: a sign of identity usually formed of the combined initials of a name
stenographer: a writer of shorthand
gravi-: weight
gravimeter: a sensitive weighing instrument for measuring variations in the gravitational
field of the earth or moon
gravitate: 1.to move under the influence of gravitation 2. to move toward something
gravity: 1 a : dignity or sobriety of bearing b : importance, significance; especially :
seriousness c : a serious situation or problem 2 : weight 3 the gravitational
attraction of the mass of the earth, the moon, or a planet for bodies at or near
its surface
greg : gather, flock
aggregate: agglomerate, agglomeration, aggregation, conglomerate, conglomeration
congregation: aggregation, assemblage, assembly, collection, company, crowd, group,
muster
gregarious: tending to associate with others of one's kind : social
segregation: apartheid, separateness, separation, separatism
gyr, gyro : ring, circle, spiral
gyrate: circle, circumduct, gyre, revolve, roll, rotate
gyrate: to revolve around a point or axis
gyromagnetic: of or relating to the magnetic properties of a rotating electrical particle
gyroplane: an airplane balanced and supported by the aerodynamic forces acting on
rapidly rotating horizontal or slightly inclined airfoils
haem(o), hem,
hema, hemo,
hemat, hemato : of blood
hematology: a medical science that deals with the blood and blood forming
organs
hemoglobin: an iron-containing respiratory pigment of vertebrate red blood cells that
consists of a globin composed of four subunits each of which is linked to a heme
molecule, that functions in oxygen transport to the tissues after conversion to
oxygenated form in the gills or lungs, and that assists in carbon dioxide transport
back to the gills or lungs after surrender of its oxygen
hemorrhage: a copious discharge of blood from the blood vessels
hemophilia: a sex-linked hereditary blood defect that occurs almost exclusively in males
and is characterized by delayed clotting of the blood and consequent difficulty in
controlling hemorrhage even after minor injuries
hemacytometer: an instrument for counting blood cells
hematocrit: an instrument for determining usually by centrifugation the relative
amounts of plasma and corpuscles in blood.
hematogenous: involving, spread by, or arising in the blood
-headed: expressing the way one thinks, acts, speaks, etc
dumb-headed
-hearted:
chicken-hearted: timid
hect-, hecto-: hundred
hectogram
hectoliter
hectograph: a machine for making copies of a writing or drawing produced on gelatin
surface
heli-, helio-: sun
heliocentric: having or relating to the sun as center
heliolatry: sun worship (see –latry )
heli-: helicopter
heliport: a landing and taking off place for a helicopter
helipad: heliport
heli-skiing: downhill skiing on remote mountains reached by helicopter
here , hes : stick
adhere: cleave, cling, cohere, stick
cohere: adhere, cleave, cling, stick
inherent: born, built-in, congenital, connate, constitutional, deep-seated, elemental,
essential, inborn, inbred, indwelling, ingenerate, ingrained, innate, intimate,
intrinsic
hepat-, hepato-: 1. liver
hepatectomy: excision of the liver or part of the liver
hepatotoxic: relating to or causing injury to the liver
hepatoma: a usu. malignant tumor of the liver
hepatocellular: of or involving hepatocytes
hetero : other , different (compare with homo )
heterogeneous: consisting of dissimilar or diverse ingredients or constituents : mixed
heterosexual: a : of, relating to, or characterized by a tendency to direct sexual desire
toward the opposite sex b : of, relating to, or involving sexual intercourse
between individuals of opposite sex
heterodox: contrary to or different from an acknowledged standard, a traditional form, or an
established religion : unorthodox, unconventional
homo: same (compare with hetero )
homograph: one of two or more words spelled alike but different in meaning or derivation or
pronunciation (as the bow of a ship, a bow and arrow)
homophone: one of two or more words pronounced alike but different in meaning or
derivation or spelling (as the words to, too, and two)
homogeneous: of the same or a similar kind or nature
-hood : 1. the state or condition of being
childhood
manhood
2. a group of people of the specific type
priesthood
hydr- , hydro- : relating to or using water
hydroelectric: of or relating to production of electricity by waterpower (constructed a
hydroelectric power plant at the dam site)
hydrant: a discharge pipe with a valve and spout at which water may be drawn from a water
main (as for fighting fires) — called also fireplug
hydrothermal: of or relating to hot water — used especially of the formation of minerals by
hot solutions rising from a cooling magma
hyper- : beyond, over
hyperactive: more active than is usual or desirable
hyperinflation: inflation growing at a very high rate in a very short time
hyp-, hypo- : under, down, less
hypodermic: adapted for use in or administered by injection beneath the skin
hypocrisy: the pretense or affectation of having virtues, principles, or beliefs that one does
not actually have cant, hypocriticalness, pecksniffery, pharisaicalness,
pharisaism, sanctimoniousness, sanctimony, sham, Tartuffery, Tartuffism
hypothermia: subnormal temperature of the body
hyster-, hystero- : womb
hysterectomy: surgical removal of uterus
hysteria: behavior exhibiting overwhelming or unmanageable fear or emotion
-ia : 1. pathological condition
hysteria: a psychoneurosis marked by emotional excitability and disturbances of the
psychic, sensory, vasomotor, and visceral functions
2.territory, world, society
suburbia: the suburb of a city
-ian : see –an
-iana : see –ana
-iatric, -iatrical : medical treatment or healing
pediatric: of or relating to a branch of medicine dealing with the development, care, and
diseases of children
-iatry: medical treatment
podiatry: the medical care and treatment of the human foot (also chiropody )
-ibility: see -ability
-iasis : disease having characteristics of or produced by sth specific
onchocerciasis: a human disease caused by a worm that is native to Africa but now
present in parts of tropical America and is transmitted by several blackflies
ancylostomiasis: a lethargic anemic state in human due to blood loss from hookworms
feeding in the small intestine
-ician: specialist, practitioner
beautician: cosmetologist
ics: 1.study
linguistics
electronics
2. characteristic actions or activities
acrobatics
3.characteristic qualities, operation, or phenomena
mechanics
ideo-: idea
ideological: relating or concerning ideas
ideomotor: not reflex but motivated by an idea
idio- : one's own, personal, separate, distinct
idioblast: a plant cell that differs markedly from neighboring cells
idiolect: the language or speech pattern of one individual at a particular period of life
-ie : 1. little one
birdie
2. one belonging to
townie
3. one of (such) a quality
toughie
-iferous: see –ferous
-ification: see fication
-iform: see -form
-ify: see –fy
immuno-: 1. physical immunity
immunology: a science that deals with the immune system and the cell-mediated and
humoral aspects of immunity and immune responses
2.immunologic, immunologically, immunology and
immunochemistry: a branch of chemistry that deals with the chemical aspects of
immunology
immunocompetence: the capacity for a normal immune response
immunogenetics: a branch of immunology concerned with the interrelations of heredity,
disease, and the immune system and its component
in- : in, into
instill(also instil) : din in, imbue
incoming: entering, coming, approaching
in- , im- , ir- , il- : not, un
illegible: indecipherable, unreadable, obscure
illiterate: unable to read or write
illogical: absurd, unreasonable, irrational
immaculate: blameless, clean, innocent, sinless
immature: adolescent, unseasonable, under-age
impunity: exemption, immunity
inaccessible: isolate, remote, unapproachable
incessant: ceaseless, constant, continual, non-stop
inflexible: adamant, dyed-in-the-wool, intransigent, hard
ingratitude: thanklessness, unappreciativeness
inhospitable: not showing hospitality : not friendly or receptive
insoluble: baffling, unsolvable, perplexing, inexplicable, unexplainable
irreconcilable: clashing, conflicting, inconsistent
irrelevant: inapplicable, inconsequent, unrelated
irrevocable: changeless, inexorable, irretrievable, predetermined
infra-: below (see ultra- )
infrared: situated outside the visible spectrum at its red end — used of radiation having a
wavelength between about 700 nanometers and 1 millimeter
infrastructure: the underlying foundation or basic framework (as of a system or
organization)
inter- : among, between (compare intra- )
intercede: arbitrate, intervene, mediate
interbreed: cross-breed
intercept: arrest, block, cut off, obstruct, stop
interfere: block, butt in, hinder, hamper, intervene, intrude
interlude: break, breathing-space, intermission, interval, stoppage
intermediate: halfway, in-between, midway
intervene: arbitrate, interfere, interrupt, mediate, step in
interpose: come between, insert, place between, put in
intra- : within (compare inter- )
intramural: being or occurring within the limits usually of a community, organization, or
institution
intravenous: situated, performed, or occurring within or entering by way of a vein
intro-: 1.in, into 2. inward, within_ compare extro-
introject: to incorporate attitudes or ideas into one's own personality unconsciously
introvert: a person who is more interested in her or his own thought
introspection: an examination of one's own thoughts and feelings
intromit: insert, to send or put in
-ion: 1. (result of ) an act or process
validation: an act, process, or instance of validating
regulation: canon, decree, edict, law, ordinance, precept, prescript, rule, statute
3.state or condition
hydration: the state or condition of being hydrated
-ious: see -ous
irid-, irido-: rainbow
iridescence: a lustrous rainbowlike play of color
is-, iso-: 1.equal, homogenous, uniform
isentropic: of or relating to equal or constant entropy
isobar: an imaginary line or a line on a map or chart connecting or marking places on the
surface of the earth where the height of the barometer reduced to sea level is the
same either at a given time or for a certain period
2.isometric
isocyanate: an ester of isomeric cyanic acid used especially in plastics and adhesives
-ish: 1. of, relating to, or being
Finish
2. a. characteristic of b. inclined or liable to
boyish
bookish
3.having a touch or trace of , somewhat, having the approximate age of
purplish: somewhat purple
darkish: somewhat dark
fortyish: being approximately forty years old
-ism: n suffix
criticism: comment, critique, notice, review
animalism: 1 : qualities associated with animals: a : vitality b : a natural unrestrained
unreasoned response to physical drives or stimuli 2 : the animal nature of human
beings
racism: a belief that race is the primary determinant of human traits and capacities and that
racial differences produce an inherent superiority of a particular race
alcoholism: continued excessive or compulsive use of alcoholic drinks
mongolism: down's syndrome
stoicism: indifference to pleasure or pain : impassiveness
colloquialism: a : a colloquial expression b : a local or regional dialect expression
-iso: see -is
-ise: see ize
-ist: 1.one that performs
cyclist: one who rides a cycle
harpist: one who plays a harp
2.one that specializes
geologist: a student or an expert in geology
ventriloquist: one who provides entertainment by using ventriloquism to carry on an
apparent conversation with a hand-manipulated dummy
3. one that adheres to or advocates a doctrine or a system
monarchist: a person who believes that a country should be ruled by a monarch
socialist: one who advocates or practices socialism
royalist: an adherent of a king or of monarchical government
Italo-: 1.Italian
Italophile: friendly to or favoring what is Italian
2. Italian and
Italo-Austrian