Từ vựng cơ bản 4501-5000 (bài luận chuyên sâu, văn học cổ điển và các cuộc thảo luận học thuật cấp cao.)

aberrance, abscission, accretion, adumbration, aggrandize, agnosticism, alacrity, amalgamation, amelioration, anachronism, anomie, anathema, anomaly, apotheosis, arbitration, asceticism, asperity, assiduousness, atrophy, attrition, augury, autarky, badinage, bauble, beatitude, bellicosity, blandishment, blazon, bohemian, bravado, bromide, brusque, bucolic, byzantine, cacophony, cajole, calumny, cantankerous, capricious, cataclysm, cessation, chicanery, circumlocution, clandestine, coercion, cognoscenti, commiserate, compunction, concomitant, condign, confrere, conundrum, convalescence, copacetic, corollary, corporeal, coterie, credulity, crucible, cupidity, cynicism, debauchery, decimate, demur, denouement, depravity, dereliction, desiccated, despotism, dichotomy, diffidence, dilatory, disabuse, disquisition, dissemble, dissolute, diurnal, dichotomy, distrait, divination, dogged, doggerel, ebullience, echelon, eclecticism, efficacy, effluvium, egregious, enjoin, ellipsis, embryonic, emendation, enigma, ephemeral, epitome, equanimity, ersatz, eschew, ethereal, etiology, euphony, evanescent, evince, exegesis, exigent, expiate, extirpate, fastidious, fatuous, feckless, fealty, fecundity, febrile, felicitous, fetid, fiasca, flagellate, flout, forbearance, forensic, fuliginous, fulsome, funereal, furtive, gainsay, garrulous, gauche, germane, gratuitous, grimace, guerdon, gustatory, hackneyed, halcyon, harbinger, hegemony, hermetic, heterodox, homogeneous, hubris, husbandry, hyperbole, iconoclast, idiosyncratic, ignoble, immolate, impassive, importune, impregnable, inchoate, incipient, incongruous, incontrovertible, incredulous, indomitable, ineffable, inert, inexorable, ingenuous, inimical, innocuous, innuendo, insalubrious, insouciant, internecine, intrepid, inure, invidious, irascible, itinerant, jingoism, judicious, laconic, languor, lassitude, latent, laudatory, legerdemain, lethargy, libertine, limpid, litany, lugubrious, luminous, maelstrom, magnanimous, malapropism, malaise, maladroit, mandate, martinet, maudlin, maverick, mendacious, mercurial, milieu, minatory, mitigate, modicum, nascent, nebulous, nefarious, neologism, nexus, noisome, nonplus, noxious, nuance, obdurate, obfuscate, obloquy, oblivious, odious, onerous, opprobrium, ornate, oscillate, ostensible, ostracize, overwrought, palaver, palliate, palpable, panegyric, paradigm, parochial, parsimonious, partisan, pathological, paucity, peccadillo, pedagogue, penchant, penury, peremptory, perfidious, perfunctory, permeate, pernicious, perspicacious, petulant, philanthropy, phlegmatic, pique, placate, platitude, plethora, poignant, polemic, poltergeist, portentous, pragmatic, precarious, precipitate, proclivity, prodigious, profane, profligate, proliferate, propensity, prophetic, prosaic, protracted, prudent, pugnacious, punctilious, pungent, pusillanimous, quagmire, qualified, quandary, querulous, quiescent, quixotic, quotidian, rapacious, rebuttal, recalcitrant, reciprocate, reclusive, redoubtable, redress, refractory, reimburse, rejoinder, relinquish, remonstrate, replete, reprehensible, reproach, reprobate, repudiate, requisite, rescind, resolute, respite, reticent, reverent, rhetoric, rigorous, robust, rudimentary, ruminate, saccharine, sacrosanct, sagacious, salient, sanctimonious, sanguine, sardonic, scathing, scrupulous, sentient, serendipity, servitude, shrewd, simper, singular, sinister, skirmish, sloth, somber, soporific, specious, spurious, squalid, staunch, steadfast, stigma, stoic, stratagem, stringent, sublime, subservient, subtle, succinct, supercilious, superfluous, surreptitious, sybarite, sycophant, taciturn, talisman, tantamount, tautological, tenacious, terrestrial, threadbare, timorous, torpid, tout, tractable, transient, trenchant, trite, truncate, turbulent, ubiquitous, unctuous, undulate, unfeigned, unkempt, untenable, unctuous, untoward, upbraid, utilitarian, vacillate, vagary, vainglorious, vapid, venal, venerate, veracity, verbose, vex, vibrant, vicissitude, vigilant, vilify, vindictive, virulent, viscous, vitriolic, vivacious, volition, voluminous, voracious, waffle, wan, wanton, weary, whimsical, wrath, wretched, xenophobia, yielding, zenith, zealous.