unacceptable

ADJECTIVE

not suitable or satisfactory

Synonyms

STRONGEST

distasteful improper inadmissible objectionable offensive repugnant undesirable unsatisfactory

WEAK

below par damaged disagreeable displeasing exceptionable half-baked ill-favored insupportable lousy not up to snuff obnoxious reject unappealing uninviting unpleasant unwanted unwelcome won't do

Antonyms

STRONGEST

acceptable agreeable appropriate good nice pleasant pleasing

WEAK

OK desirable satisfactory suitable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

EPA chief Lee Zeldin visited Los Angeles with the head of the Small Business Administration to address what they called unacceptable delays in granting building permits after last year’s devastating fires.

From Los Angeles Times • Apr. 3, 2026

The Everton Fan Advisory Board says it is "placing unacceptable strain on supporters" and that "loyalty and trust is being endlessly stretched".

From BBC • Mar. 30, 2026

Velasco referred to the deaths as “absolutely painful, heartbreaking, and of course, also absolutely unacceptable to the Mexican government.”

From Los Angeles Times • Mar. 30, 2026

"This form of AI use is harmful and unacceptable," the Vitiligo Society told AFP.

From Barron's • Mar. 27, 2026

Schooled to believe that self-indulgence of any kind was morally unacceptable, Ellen was deeply ashamed of her dependency upon coffee.

From "Across Five Aprils" by Irene Hunt

unacceptable

Example Sentences

Related Words