Definitions

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.

Dr Lauren McIntyre, of the British Association for Biological Anthropology and Osteoarchaeology, said auction sales such as the one that had been planned for Glasgow were unacceptable.

From BBC • Jun. 9, 2026

The cross-party MPs' report said it was "shocking and unacceptable" that the Home Office could not keep track of all those whose claims had failed, therefore not knowing with certainty who remained in the UK.

From BBC • Jun. 5, 2026

"Those comments are completely unacceptable and do not reflect the values of South Norfolk," he added.

From BBC • Jun. 5, 2026

Responding to the clashes with police, the Home Secretary Shabana Mahmood described the scenes as "completely unacceptable".

From BBC • Jun. 2, 2026

The prospect of scrubbing a mission because a solar cell got dirty was unacceptable.

From "The Martian" by Andy Weir

Vocabulary lists containing unacceptable

We're not asking, we're demanding: Vocabulary from "Selma," the movie

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unacceptable

Example Sentences

Related Words

Vocabulary lists containing unacceptable

We're not asking, we're demanding: Vocabulary from "Selma," the movie