Iraqi,Israeli
focus/foci, radius/radii

Aglaia, Alexandria, Algeria, amastia, amblyopia, amentia, anesthesia, anhedonia, anorexia, anosmia, anuria, aphonia, apraxia, Arabia, Australia, begonia

baronial, conspiratorial, deferential, dictatorial, directorial, entrepreneurial, equatorial, ethereal, exponential, financial, managerial, multifactorial, piscatorial, professorial, racial, raptorial, reportorial

Algonquian, Amazonian, Apollonian, Aquarian, Arabian, Arthurian, Athenian, Babylonian, brobdingnagian, Bulgarian, Cartesian, Catalonian, Caucasian, centenarian

fistiana

nephrolithiasis, trichomoniasis

pediatric, geriatric, bariatric

pediatry, podiatry, psychiatry

collectible, comprehendible, deductible, impartible, instructible, irrepressible, negligible, perfectible, reducible, repressible, resistible, reversible, submersible, suggestible, transmissible

acidic, acrobatic, acrylic, adiabatic, alcoholic, algebraic, algorithmic, allergic, allogenic, altruistic, amnesic, amnestic, anabolic, anaemic, analgesic

historical, political, alchemical, alphabetical, anagogical, analogical, anatomical, anthropological, archaeological, astrological, astronomical, asymmetrical, biblical, bibliographical

acrobatics, aerobics, aerodonetics, aeronautics, aesthetics, analytics, apologetics, astronautics, athletics, ballistics, basics, biomechanics, biometrics, bionics

chrysalid, hominid, Perseid, plasmid, plastid, torrid, putrid

canid

bromide, carbide, chloride, cyanide, fluoride, glyceride, halide, iodide, nucleotide, nuclide, sulfide, telluride

beanie, biggie, birdie, cabbie, cheapie, folkie, foodie, goalie, groupie, hottie, innie, lassie, nudie, oldie, outie

hosier, chocolatier, clothier, glazier

acidify, assify, codify, Frenchify, happify, historify, intensify, prosify, speechify, subjectify

percentile, projectile

sit-in

antivenin, auxin, biotin, chromatin, dentin, dioxin, fibrin, heparin, keratin, lanolin, lignin, melanin, niacin, pepsin

concertina, sonatina

amaranthine, Augustine, Benedictine, caprine, chorine, Constantine, doctrine, estuarine, Johannine, Justin, labyrinthine

aniline, alkaline

ceiling, offing, aborning, fighting, cladding, hulking

middling, unwilling, upstanding, painting, doing


circumnavigation, exertion, fellation, flocculation, indirection, levitation, motivation, prospection, syndication

chastise, expertise, advertise, devise, surprise

apish, babyish, baddish, beamish, bearish, blackish, blondish, bluish, bookish, boorish, boyish, brackish, brownish, brutish

abolitionism, absenteeism, absolutism, activism, aestheticism, Africanism, ageism, agnosticism, albinism, alcoholism, altruism, Americanism, anabolism, anamorphism, anarchism, androcentrism, aneurism

abolitionist, abortionist, absolutist, accompanist, activist, acupuncturist, Adventist, alarmist, alchemist, allergist, altruist, anarchist, anesthesiologist, anesthetist, annalist, anthropologist

anachronistic, animalistic, archaistic, atavistic, cabbalistic, cannibalistic, characteristic, cladistic, dualistic, euphemistic, formalistic, futuristic

Bedlamite, belemnite, carnalite, cellulite, ebonite, graphite, meteorite, pre-adamite, quartzite

bronchitis, bursitis, cellulitis, cholecystitis, colitis, conjunctivitis, cystitis, dermatitis, encephalitis, enteritis, fasciitis, gastritis, gingivitis, hepatitis, laryngitis

accessibility, accountability, acridity, admissibility, advisability, ambidexterity, ambisexuality, amenability, amiability, amicability, androcentricity, angularity, anonymity, applicability, artificiality, asexuality, atonality

americium, barium, beryllium, cadmium, calcium, cerium, cesium, curium, dysprosium, einsteinium, erbium, europium, fermium, francium, gadolinium, gallium, germanium, hafnium

abrasive, accumulative, acquisitive, adaptive, addictive, adjudicative, affricative, aggressive, allative, alliterative, allusive, amative, ameliorative, appositive, appreciative, argumentative, assertive, assimilative

carbonization, civilization, commoditization, conceptualization, culturalization, decimalization, decriminalization, externalization, internalization, internationalization, polymerization, pressurization, privatization, somatization, Vietnamization

surprise, accessorize, acclimatize, actualise, actualize, aggrandise, aggrandisement, allegorize, alphabetize, Americanize, amortise, analogize, anathematise, anesthetize

四级一定行!


本部分内容看一遍就行,对于考试四级的人,不要在这里花费太多时间,因为很多词根在四级考试中跟本用不到,大学毕业后想继续深入学习英语的可以回来学习