Unacceptable — Meaning, Definition & Synonyms

Unacceptable (adjective) — Senses, Synonyms & Antonyms

1. falling short of a standard

   "this work is entirely unacceptable"

   similar: bad, bastard, bush, bush-league, crummy, deficient, dissatisfactory, ill, inferior, lame, lousy, off, paltry, poor, punk, sour, suboptimal, subpar, substandard, unsatisfactory, wack (slang), wanting, wretched, wrong, below par, from hunger
   related: abysmal, atrocious, awful, bitchin' (slang), brutal, damnable, deplorable, detestable, disastrous, dreadful, execrable, gnarly (slang), horrendous, horrible, pathetic, stinky, sucky (slang), terrible, unspeakable, defective, faulty, flawed, egregious, flagrant, gross, bum, cheesy, coarse, common, crappy (slang), cut-rate, junky, lesser, low-grade, low-rent, mediocre, miserable, reprehensible, rotten, rubbishy, second-rate, shoddy, sleazy, trashy, abominable, odious, vile, useless, valueless, worthless, inadequate, insufficient, lacking, meager, mean, miserly, scanty, shabby, short, skimp, skimpy, spare, stingy, miscreant, scurrilous, villainous, counterfeit, fake, phony, sham
   opposite: acceptable, adequate, all right, decent, fine, OK, passable, respectable, satisfactory, standard, tolerable
   near: classic, classical, A1, bang-up, banner, boss (slang), capital, choice, crackerjack, dandy, divine, excellent, fabulous, first-class, first-rate, grand, great, groovy, heavenly, high-test, jim-dandy, keen, marvelous, mean, neat, nifty, noble, par excellence, perfect, premium, prime, sensational, slick, splendid, stellar, sterling, superb, superior, superlative, supernal, swell, terrific, tip-top, top, top-notch, unsurpassed, wonderful, better, exceptional, fancy, high-grade, special, sufficient, average, borderline, fair, mediocre, middling, minimal, so-so, unexceptional, suitable, useful, worthy, gratifying, satisfying