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Showing results for unacceptable. Search instead for unactab.
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.

But Tehran on Friday rejected mediated efforts to negotiate an end to the war, saying U.S. demands are unacceptable.

From The Wall Street Journal • Apr. 5, 2026

Jakarta slammed the incident as "unacceptable" after the UN office there confirmed the wounded were Indonesian.

From Barron's • Apr. 4, 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

“Tell her it’s unacceptable for her to spar.”

From "Throne of Glass" by Sarah J. Maas

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.