iamb– {iamb [a metrical foot]}: choriamb, iamb, iambus || 
L Gr iambos : iamb †
iatr– {physician, medicine}: bariatrics, geriatric, iatrogenic, pediatrician, podiatry, psychiatry || Gr iatros : physician & iatreia : healing; both iasthai : to cure, to heal
ichn– {track, footprint, trace}: ichneumon, ichnite, ichnography, ichnology || Gr ichneuein to track, to hunt after ichnos : track, footprint
ichthy– {fish}: Chondrichthyes, ichthyic, ichthyoid, ichthyolite, ichthyology, ichthyophagous, ichthyornis, ichthyosaur, ichthyosis || Gr ichthys : fish
icon– {image, likeness}: icon, iconoclast, iconography, iconolatry, iconology ●aniseikonia || Gr eikōn : image, figure; in LGr, sacred image
id– {form, image [physical or mental]}: idea, ideal, idealistic, ideally, ideate, idée fixe, ideo–, idol, idolatry, idolize ●same as eid–, oid– || Gr eidos : what is seen, shape, form 
idea : appearance, form, idea
idem–, ident– {same}: ibidem, idem, identical, identify, identity || L idem : the same • ident– LL identitās coined (infl. by essentitās : being & identidem : repeatedly) idem
ident– ●see idem–
ideo– {mental image, idea, thought}: ideogram, ideograph, ideologue, ideology, ideomotor, ideophone ●part of id– || Gr eidos : what is seen, shape, form
idio– {individuality, pecularity}: idiolect, idiom, idiomatic, idioplasm, idiosyncrasy, idiot || Gr idio– idios : one’s own, personal, private
ig– {to do, to act, to drive}: ambiguous, castigate, exigency, exigent, fumigate, intransigent, litigate, navigate, prodigal ●same as act–, ag– || L –igere (comb. form) agere : to set in motion, to drive
ign– {fire}: Ignatius, igneous, ignis fatuus, ignite, ignition, preignition || L ignis : fire ignire (pp. ignitus) : to set on fire; igneus : fiery, burning
ill– {diminutive}: armadillo, bacillus, guerrilla, peccadillo, penicillin ●pencil || L –illum, –illa, –illus : diminutive-forming suffixes
im– {superlative word form}: fortissimo, intimate, maximum, minimum, optimum, pessimism, pianissimo, prime, ultimate ●same as eme–2 ●see also Appendix C || L superlative-forming word forms; e.g. maximus magnus : great; infimus inferus : below; intimus in : in. fortissimo & pianissimo It, using the same form
imag– {image, copy, likeness}: image, imaginary, imagine, imago || L imāgo : image, copy, likeness; hence: mental picture, idea, concept imāginari : to imagine, to conceive; imāginātio : imagination, fancy
imit– {to imitate, to copy}: imitate, imitation, inimitable || L imitari : to imitate, to copy imitātio : copy, imitation
imper– {to command}: imperative, imperial, imperious, imperium ●emperor, empire ●comb. of in– (in) + par–4 (to prepare) || L imperare : to order, to give orders, to rule, to command ( imperium : a command, order; imperātor : commander, commander-in-chief) in– : in + parare : to prepare
ind– {India}: India, Indian, Indiana, Indianapolis, Indic, Indies (East, West), indigo, indium, Indo-Aryan, Indo-European, Indochina, Indonesia, tamarind ●Hindi, Hindu || Gr India : India Indos : Indus river OPers Hindu : India Hindi
infr– {below, beneath}: inferior, infernal, inferno, infra dig, infrared, infrastructure ●compare supr– ●see also Appendix B || L inferus : below infernus : that which is or comes from below; compar. inferior, superl. infimus
init– {to go in, to begin, to start}: ab initio, initial, initialize, initiate, initiative ●part of it– || L initum (pp. of inīre) : to go in in– : in + īre : to go
insul– {island}: insular, insulate, insulin, peninsula ●isle, isolate || L insula : island
integr– {whole, complete, perfect}: disintegrate, integer, integral, integrand, integrate, integrity, redintegrate ●entire ●see also tang– || L integer (fem. integra, neut. integrum) : whole, entire, intact, unspoiled in– : not + tangere : to touch
inter– {inside, between}: inter alia, intercept, intercourse, interdict, interest (all senses), interfere, interferon, interim, interior, interject, interleave, interloper, interlude, intermediate, intermission, intermittent, intern, internal, internecine, interpret, interrogate, interrupt, intersect, intersperse, interstice, interval, intervene ●intrinsic ●see also intr– || L inter : between, among (compar. interior, superl. intimus); akin to intra : inside, within
intr– ●see inter–, intra–, intro– ●same as entr–1 ●compare extr– ●see also Appendix B
intra– {within, inside}: Intracoastal Waterway, intramural, intrastate, intrauterine, intravenous ●see also intr– || L intrā : within, inside; akin to inter : between, among
intro– {inward, within}: introduce, introit, introrse, introspective, introvert ●see also intr– || L intrō : inward, within intrare (1st pers. sing. intro) : to go in, to enter
ion– {to go, hence: ion [ions go to an electrical charge]}: anion, cation, ion, ionize, ionophore, ionosonde, ionosphere, thermionic || Gr iōn, prp. of ienai : to go
ips– {self}: ipse dixit, ipsilateral, ipsissima verba, ipso facto, ipso jure, res ipsa loquitur, solipsism || L ipse : self
ir– {anger, wrath}: Dies Irae, irascible, irate, ire || L īra : wrath, anger īrasci : to become angry
iren– {peace}: Irene, irenic, irenics || Gr eirēnē : peace
irid– ●see iris–
iris–, irid– {rainbow, iris}: irid, iridectomy, iridescent, iridic, iridium, iris || Gr iris (gen. iridos) : rainbow
ischi– {hip, hip joint}: ischium, Ornithischia, Saurischia || Gr ischion : hip, hip joint
isk– {diminutive}: asterisk, basilisk || L –iscus Gr –iskos : diminutive suffix
ism– {suffix forming nouns indicating an act, practice, condition, belief, state, etc.}: albinism, altruism, anachronism, animism, capitalism, catechism, communism, deism, egotism, embolism, euphemism, existentialism, feudalism, hedonism, journalism, Judaism, malapropism, mechanism, metabolism, mysticism, neologism, nihilism, noctambulism, optimism, organism, ostracism, pantheism, recidivism, rheumatism, socialism, solipsism, witticism ●this list is not exhaustive ●see also ist– || ME –isme OFr L –isma & –ismus Gr –isma & –ismos : a suffix of action or state, forming nouns from verbs ending in –izein †
is(o)– {equal}: aniseikonia, anisometric, anisometropia, isobar, isobath, isogloss, isogonic, isomer, isometric, isometropia, Isopoda, isopropyl, Isoptera, isosceles, isotherm, isotonic, isotope, istotropic ●compare aniso– || Gr isos : equal
ist– {a suffix forming nouns indicating a person who does or makes the specified thing; who adheres to a particular doctrine or practice; or a person occupied with, or an expert in a field}: activist, artist, atheist, Baptist, chemist, chiropodist, cyclist, dentist, evangelist, extremist, feminist, florist, funambulist, idealist, irredentist, jurist, linguist, machinist, Methodist, misogynist, nudist, pacifist, pessimist, pharmacist, philanthropist, physicist, pianist, protagonist, scientist, sexist, Sinologist, somnambulist, therapist, ventriloquist ●this list is not exhaustive ●AmSpan –ista (e.g. Sandinista, Peronista) ●see also ism– || ME –iste OFr L –ista Gr –istēs : agential suffix for verbs ending in –izein †
it– {to go}: adit, ambit, ambition, circuit, circuitous, coitus, exit, initiate (→init–), introit, itinerant, itinerary, obiter dictum, obituary, preterit, sedition, transit, transition, transitive ●perish, praetor ●unrelated: comity ●more at comit– || L itum, pp. of īre : to go ( iter [gen. itineris] : a going, a walk, a way) IE *ei– : to go
iter– {again, a second time}: iterate, iterative, reiterate || L iteratus, pp of iterare : to repeat, to do a second time iterum : again, a second time
itis– {inflammation}: appendicitis, arthritis, bronchitis, conjunctivitis, enteritis, gastritis, laryngitis, neuritis, otitis, tonsillitis || Gr –itis, fem. of –itēs : pertaining to; term adopted in ModL to mean disease, inflammation
* Unattested, hypothesized
† Unknown origin
40 entries found.
Copyright © 2004–07 Daniel M. Short. All Rights Reserved.
