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.

He had labelled the Iranian counter to US proposals "totally unacceptable".

From BBC • May 17, 2026

Rafael Grossi, the head of the UN's nuclear agency, condemned the attack and said on X that "military activity that threatens nuclear safety is unacceptable".

From Barron's • May 17, 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

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

But I said the situation as it stood was unacceptable and my wife must be permitted to visit.

From "Long Walk to Freedom" by Nelson Mandela

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