UNACCEPTABLE Synonyms: 177 Similar and Opposite Words

unacceptable

adjective

ˌən-ik-ˈsep-tə-bəl

Definition of unacceptable

as in wrong

falling short of a standard this work is entirely unacceptable

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of unacceptable The treatment of women in these shirts has been unacceptable and targeted. — Jon Root Outkick, FOXNews.com, 18 Oct. 2026 The idea of not spending evenings with my kid is, kids are, is completely unacceptable. — Michael Birnbaum The Washington Post, Arkansas Online, 14 Oct. 2026 OpenAI took months to discover the incident and notify the Australian agencies affected — that’s unacceptable by my standard. — Rumman Chowdhury, Vogue, 13 Oct. 2026 But some experts say the evidence is sufficient to conclude Vykat is causing unacceptable harm. — Ed Silverman, STAT, 13 Oct. 2026 See All Example Sentences for unacceptable

Recent Examples of Synonyms for unacceptable

Adjective

The first step is to ask the lender to reconsider the value if the appraisal overlooked a recent sale or got the details wrong.

— Gary Singer, Sun Sentinel, 29 Oct. 2026
Schubarth said that statements from prosecutors that he was motivated to create a hybrid ram with giant horns in order to upsell to commercial shooting operations are wrong.

— Andrew McKean, Outdoor Life, 29 Oct. 2026

Definition of wrong

Adjective

Disease that has spread to those organs is associated with poorer treatment outcomes.

— Annika Kim Constantino, CNBC, 24 Oct. 2026
They were frustrated with teacher shortages and poor conditions at schools, including overcrowded classrooms and dilapidated buildings.

— James Cirrone , Brittany Miller, FOXNews.com, 24 Oct. 2026

Definition of poor

Adjective

French cities have been shaken in recent weeks by vandalism and looting sparked by cost-of-living demonstrations, amid a broader crisis besieging the country’s lame-duck centrist government that has spiked French bond yields.

— Brendan Ruberry, semafor.com, 22 Oct. 2026
Poetry gets left behind by the exigency of character development or, in the movie’s self-defeating logic, because the art form doesn’t really matter and is only a lame excuse for people who won’t take responsibility and grow up.

— Literary Hub, Literary Hub, 16 Oct. 2026

Definition of lame

Adjective

The album’s experimental bent is also what keeps the music from slipping into parody or, even worse, po-faced sincerity.

— Sadie Sartini Garner, Pitchfork, 30 Oct. 2026
Judges failing to award fees and government agencies unreasonably resisting paying them make the problem even worse.

— Arkansas Online, Arkansas Online, 30 Oct. 2026

Definition of bad

Adjective

In most versions of the Greek mythology, Medusa is a beautiful woman that was cursed by the goddess Athena with a head of snakes instead of hair and the horrible ability to turn people to stone with just one look.

— Lynsey Eidell, Glamour, 26 Oct. 2026
The battle is between that horrible atmosphere and some of the horrific candidates that have been nominated by the Democratic Party.

— ABC News, ABC News, 25 Oct. 2026

Definition of horrible

Adjective

His teams are terrible just before halftime, having been outscored 107-6 in the coach's 24 games.

— Armando Salguero OutKick, FOXNews.com, 26 Oct. 2026
If the purpose of buying a suit were merely obtaining clothing, three fittings would be terrible service.

— Anna van Praagh, Robb Report, 25 Oct. 2026

Definition of terrible

Adjective

Nearly one-third of adults in the United States may be iron deficient, according to a 2024 study.

— Amanda Schupak, CNN Money, 23 Oct. 2026
The county attorney's office said the case was submitted to prosecutors in June 2024, but the case file was deficient and did not support charges.

— Stephen Swanson, CBS News, 22 Oct. 2026

Definition of deficient

Adjective

Mahomes scrambled to his left and threw an awful interception in the opening half.

— Sam McDowell October 25, Kansas City Star, 26 Oct. 2026
Their wins this year have been against a Patriots team that looked awful in Week 1 – with Drew Lock coming in for Darnold early in the game.

— David Troy OutKick, FOXNews.com, 25 Oct. 2026

Definition of awful

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unacceptability

unacceptable

unacceptably

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“Unacceptable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unacceptable. Accessed 1 Nov. 2026.

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Synonyms of unacceptable

adjective

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