常用英语词根.docx

常用英语词根常用英语单词词根大全1) dis(not, the opposite of) disadvantage,dislike,disagree,disapperd,disarm,disaster,disastrous, disappoint,disable,disability,discharge,disclose,discount,discourage,discover, discovery, discrepancy, disease, disgrace, disguise, disgust,dishonor, dishonest, dislike, dismay, disorder, dispatch, disperse,displace, displacement, displease, disregard, dissatisfy, distort ,distract, disintegrate, isparage, dispassion, disproportionate 2) in- -(not, in, into) inability,incorrect, inability, incapable, indirect, inhuman,injustice,informal, inside, include, inclusive, ine, increase, increasingly,incredible, indefinite, independence, independent, indifferent,indirect, indispensable, individual, indoor, inertia , inevitable,infamous , infinite, inhabit , inhabitant, inherent , inject, inland ,inlet , inner, innocent, innumerable , input, inquire, inquiry, insane,insensitive, insert, inside, insight, insist, inspect, inspiration ,inspire, install, installation, installment , instance, instant,instinct, insulate , intense, interior, internal, into,intrinsic,invade,invalid , invaluable , invariably , invasion, invert , investigate,invisible, involve, inward, inplete, indecisive, inedible, inept,inevitably, infection, infirm, injection, innate, insatiable, insecurity, insider, insidious 3) im- -(not, in, into) impossible, imbalance, immature, immoral, impatient, implicit , impress, impression, import, immigrate, imprison, immerse4) il- -(not) , , ir- -(not)illegal, illiterate, illogicalirregular,irresponsible,irrespective5) un- -(not)unable, uncover, undo, undoubtedly, undress , uneasy, unemployment ,unexpected, unfold , unfortunately, unimportant, unlike, unload, unusual, unaware, enlightened, unparalleled, unsustainable, 6) non- -(n ot) nonsmoker, nonexistence, non-cooperation, nonstop, nonmetal,nonresident, nonsense, nonfundamentalist, nonspecialist 7) mis- -(wrong, wrongly)mislead, misspell, misstep, misfortune, misuse,misguided,misinformation 8) de- -(showing the opposite, to remove, to reduce) deform, deface,demobilize, destruction,deforest,denationalize,depress,depression,decode, decrease, degenerate , degrade , descend,descendant , descent 9) pre- -(before, in advance) prefix,pre-historic,precaution,precede ,preceding,preclude , predict predecessor, predominant , preface,prejudice, preliminary, premature ,premier , premise , premium ,preparation, prepare, prepay, preside ,president, presumably, presume ,pretext , prevail, prevent, previous, prewar, preconception,prediction,prescientific,presumptively 10) ante- - , (before, in advance) anteroom, ante-Christian, antemeridian,anticipate, antique 11) fore- -(in advance, before, in or at the front) forearm, forehead,foreman, foretell , foresee , forefather , foreleg, forerunner , fore ,foremost, forecast, forewarn 12) ex- -(out, out of, former) ex-minister, ex-president, ex-Soviet Union,ex-wife, export, exclude,exclusive, excursion, exhibit, exile , exit,exotic , expand, expansion,expedition , expel , expend , expenditure ,expense, explode, explosion,explosive, expose, exposition , exposure,express, expression, extend,extension, extensive, exterior, external,extinct, extra, extract 13) post- (later than, after) postgraduate, postwar, postmeridian, postpone, postscript 14) sub- (under, below, less important) sub, subject, subway, subtitle, subdivide, submarine , sub-zero, submerge, submit, subordinate , subscribe , subsection, subsequent, subsidiary , subsidy , substance, substantial, substitute, subtract, suburb, subconsciously, subtly 15) infra- (below in a range, beyond) infrastructure , infrared 16) re- (again, back to a former state) react, reaction, recall, recede , receipt, recipient , reclaim , recognize, recognition, record, recorder, recover, recovery, recreation, recur , recycle , redundant , reflect, reflection, reflexion, reform, refrain , refresh, refreshment , refund , refute , reinforce, reject, remember, remind, removal, remove, renaissance , renew, repay , repeat, repeatedly, repel , repetition, replace, replacement, represent, representative, repression , reproduce, respect, respond, response, responsibility, responsible, restore, resume, return, reunion , revise, revive 17) co-, col-, -, con-, cor- (with together) co-existence, cooperative , co-author, coalition , coherent , coincide , coincidence , collaboration , colleague, collide , collision, collocation, passion, passionate, concentric, confederation, conjoin, coordinate, correlate, correlation, correspond 18) inter- (between, among) interchange, interchangeable, interdependent, interpersonal, interview, interact , interaction, intercourse , interface, interfere, interference, Internet, interrupt, interval, intervene 19) macro- (large) macroeconomics , macrocosm , macrostructure 20) micro- (extremely small) microputer, microeconomics , microscope, microphone, microsurgery, microelectronics, microbiologist 21) super- (greater or more than) super, supermarket, supersonic , superman, superpower, supernatural, supervise , superb, superficial, superintendent , superior, superiority , supreme, supersystem 22) sur- (more than, beyond) surplus, surtax, surface, surpass , surround, survival, survive, suspect 23) ultra- (beyond, very, too) ultramodern, ultrasound, ultra-violet 24) auto- (of or by oneself) auto, autocriticism, autoland, automobile, automation , automatic, autobiography , autonomous , autonomy 25) mal- (bad, badly) malfunction, maltreat , malnutrition , malpractice 26) tele- (at or over a long distance, by or for television) telegram, television, telegraph, telephone, telemunications , telescope, telescreen, teleswitch, televise 28) semi-, hemi- (half) semicircle, semiconductor, semi-colony , semifinal, hemisphere 29) uni-, mono- (one) uniform, unify , union, unique, unit, unite, unity, universe, universal, university, monologue , monoplane, monopoly , monotone, monotonous , carbon monoxide 30) bi-, di- (two) biweekly, bicycle, bilateral , billion, bilingual, dialogue, carbon dioxide 31) tri- (three) tricycle , triangle, triangular, trilogy , triple, trigonometry 32) quadri-, quadru- (four) quadruple, quadrangle 33) penta- (five) pentagon, Pentagon, Pentium 34) hexa- (six) hexagon, hexangular mill- (thousand) millennium, millimeter35) sept- (seven) September, Sept-Wolves nona- (nine) nonagon, November 36) octa- (eight) octagon, octave, octopus, October 38) deci-, deca- (ten) decade, decimal 39) centi- (hundredth part) centigrade, centimeter, centipede, century 40) kilo- (thousand) kilo, kilometer, kilogram (me), kilowatt 42) multi- (many) multipurpose, multinational, multiple, multiply, multitude 43)counter-,anti-,contra- (opposite, against counteract, counterattack, counterclockwise, counterrevolutionary, antibiotic, antigravity, antimatter, antiwar, antinuclear, contradict , contradiction, contramissile, contranatural, contrary, contrast, anticonsumerism 44) mini- (smallest, short) minibus, miniskirt, minimum, minister, ministry, minor, minority, minute 45) max- (greatest) maximum, maximal, maximize 46) out- (outside, beyond) outdo, outwit, outlive, outnumber, outdoor, outstanding, outskirts , outward, oute, outer, outing , outline, outlook, output, outrage , outside 47) over- (too much, above, additional) overwork, overuse, overtake, overpass , overthrow , overturn , overall, overdue , overhead, overhear , overlook, overseas, overtime 48) trans- (across, on or to the other side of) transaction , transatlantic, transcend , transfer, transform, transistor , transit , transition , translate, translation, transmission, transmit, transmitter, transparent, transplant, transport, transportation 49) under- (too little, below) underdevelop, underdevelopment, underestimate, undergraduate, underground, underlie , underline, undersea, underlying , undermine , underneath, underwear50) neo- (new) neo-Nazism, neolithic 51) be- (cause to be or have) befriend, belittle 52) bio- (life) biology, biography , autobiography, antibiotic, biochemistry, biosphere, biomedical 53) en- em- (cause to bee, put into the stated condition) embody, empower, endanger, enlarge, enrich, enpass, enthrone, entrench 54) extra- (outside, beyond) extracurricular, extraordinary 55) mid- (middle) midday, midnight 56) poly- (many) polycentric, polydirectional, polysyllabic 57) pseudo- (not real, false) pseudomemory, pseudonym, pseudoscience 58) thermo- (heat) thermochemistry, thermometer 59) vice- (next in rank below) vice-chairman, vice-president 60) aero- (air) aerial , aeroplane, aeronautics, aerospace 61) cross- (across, going between the stated things and joining them) cross-country, crossbreed 62) intra- (inside, within; into) intracity, intra-department, intranet 63) pro- (in favor of, supporting) pro-America, pro-abortion 64) self- self-employed, self-taught 65) step- (not by birth but through a parent who has remarried)本文来源：网络收集与整理，如有侵权，请联系作者删除，谢谢！第12页 共12页第 12 页 共 12 页第 12 页 共 12 页第 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