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.

Fuel theft continues to "place a significant and unacceptable strain on fuel retailers, impacting businesses financially and placing additional demand on policing resources", according to Supt Lisa Maslen.

From BBC • May 16, 2026

US officials have stressed it would be "unacceptable" for Tehran to control the strait, which usually carries about a fifth of the world's oil and natural gas.

From Barron's • May 12, 2026

Oil and Treasury yields rose after President Trump said Iran’s response to a U.S. proposal to end the conflict was unacceptable.

From The Wall Street Journal • May 11, 2026

They said they had to find ways of raising more income after an "unacceptable" £8m increase in the firm's business rates bill.

From BBC • May 11, 2026

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

From "Throne of Glass" by Sarah J. Maas

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