rotten

1 having undergone organic breakdown rotten, smelly meat that should have been thrown out Synonyms addled, bad, corrupted, decayed, decomposed, putrefied, putrid, spoiled Related Words curdled, fermented, off, rancid, rank, sour, soured, sourish, turned; contaminated, defiled, fouled, impure, polluted, tainted; corroded, crumbled, degenerated, deteriorated, disintegrated; decaying, decomposing, disintegrating, mildewy, moldering, moldy, putrefying, putrescent, rotting; gangrenous Near Antonyms fresh, good, sweet; preserved, pristine, uncontaminated, undefiled, unpolluted, unspoiled, untainted, untouched Antonyms undecomposed

2 not conforming to a high moral standard; morally unacceptable played a rotten trick and then lied about it Synonyms black, dark, evil, immoral, iniquitous, nefarious, bad, sinful, unethical, unlawful, unrighteous, unsavory, vicious, vile, villainous, wicked, wrongRelated Words base, contemptible, despicable, dirty, disreputable, evil-minded, ignoble, ill, infernal, low, mean, snide, sordid; atrocious, cruel, infamous, nasty; blamable, blameworthy, censurable, objectionable, obscene, offensive, reprehensible; corrupt, debased, debauched, degenerate, depraved, dissolute, libertine, loose, low-minded, perverted, reprobate, scrofulous, sick, unhealthy; cursed (also curst), cussed, defiling, noxious, pernicious, pestilential, ugly, ungodly, unwholesome; banned, barred, condemned, discouraged, forbidden, illegal, interdicted, outlawed, prohibited, proscribed, unauthorized, unclean; disallowed; execrable, lousy, miserable, wretched; errant, erring, fallen, unprincipled, unscrupulous; improper, incorrect, indecent, indecorous, naughty, unbecoming, unseemly, vulgar; dishonest, dishonorableNear Antonyms elevated, high, high-minded, law-abiding, legitimate, lofty, noble, principled, reputable, scrupulous; allowed, authorized, legal, licensed, permissible, permitted; approved, endorsed (also indorsed), sanctioned; abetted, encouraged, promoted, supported; clean, correct, decent, decorous, exemplary, proper, seemly; blameless, commendable, creditable, guiltless, legitimate; chaste, immaculate, incorruptible, innocent, inoffensive, irreproachable, lily-white, perfect, pure, spotless, squeaky-clean, uncorrupted, unerring, unfallen, unobjectionable, venerable, white, wholesome; esteemed, respected, upstanding, worthyAntonyms decent, ethical, good, honest, honorable, just, moral, right, righteous, sublime, upright, virtuous

3 not giving pleasure to the mind or senses had a rotten time while on vacation Synonyms bad, bitter, disagreeable, displeasing, distasteful, harsh, icky, nasty, unpleasant, sour, uncongenial, unlovely, unpalatable, unpleasing, unsavory, unwelcome, wicked, yucky (also yukky)Related Words abhorrent, abominable, appalling, awful, beastly, bilious, disgusting, dreadful, foul, ghastly, gnarly [slang], god-awful, gross, hateful, hellish, hideous, horrendous, horrible, horrid, invidious, loathsome, nauseating, nauseous, noisome, obnoxious, obscene, odious, offensive, repellent (also repellant), repugnant, repulsive, revolting, revulsive, scandalous, seamy, shocking, sick, sickening, ugly, unholy, vile, villainous; aggravating, annoying, galling, irritating, vexing; crappy [slang], cruddy, crummy (also crumby), lousy, miserable, sucky [slang], wretchedNear Antonyms delectable, delicious, delightful, dreamy, felicitous; amiable, charming, cheery, friendly, jolly, kindly, sweetAntonyms agreeable, congenial, good, grateful, gratifying, nice, palatable, pleasant, pleasing, pleasurable, satisfying, welcome

4 extremely unsatisfactory rotten housing conditions that no one should be forced to tolerate Synonyms atrocious, awful, dismal, execrable, horrible, lousy, punk, wretched, sucky [slang], terribleRelated Words bad, deficient, inferior, off, poor, substandard, wanting; contemptible, miserable, shameful; defective, faulty, flawed; low-grade, mediocre, reprehensible, second-rate; bum, useless, valueless, worthless; inadequate, insufficient, lacking; abominable, damnable, fiendish, odious, vileNear Antonyms choice, excellent, exceptional, first-class, first-rate, premium, prime, superior; adequate, sufficient; acceptable, satisfactoryAntonyms bitchin' [slang], great, marvelous (or marvellous), wonderful

5 of low quality I can't do anything with these rotten tools Synonyms bad, bargain-basement, bum, cheapjack, cheesy, coarse, common, crappy [slang], cut-rate, el cheapo, execrable, gimcrack, inferior, junky, lousy, low-grade, low-rent, mediocre, miserable, poor, cheap, rubbishy, schlock (or schlocky also shlock or shlocky), second-rate, shoddy, sleazy, terrible, trashy, trumpery, wretchedRelated Words useless, valueless, worthless; indifferent, lackluster, second-class; brummagem, flashy, garish, gaudy, glitzy, kitsch, kitschy, meretricious, ostentatious, showy, splashy, swank (or swanky), tawdry; seedy, shabby, tacky; counterfeit, fake, phony (also phoney), sham; supercheap, ultracheapNear Antonyms elegant, handsome, tasteful; handcrafted, polished, refinedAntonyms excellent, fine, first-class, first-rate, good, high-grade, superior, top-notch