Thesaurus.com
Dictionary.com
Showing results for unacceptable. Search instead for unakzeptableren.
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.

Environment Secretary Emma Reynolds called the water supply disruptions faced by businesses and homes "completely unacceptable".

From BBC • Apr. 14, 2026

In a news conference in March, just days before being named foreign secretary, Velasco condemned the deaths of Mexican citizens in U.S. custody as “painful, heartrending, and absolutely unacceptable for the government of Mexico.”

From Los Angeles Times • Apr. 14, 2026

Justice Minister Jim O'Callaghan warned earlier that the continued protests were "unacceptable".

From Barron's • Apr. 12, 2026

The Danish government has said U.S. sovereignty over bases, akin to the British model in Cyprus, is unacceptable.

From The Wall Street Journal • Apr. 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

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!