Definitions

unsuitable

[uhn-soo-tuh-buhl] / ʌnˈsu tə bəl /

ADJECTIVE

not proper, inappropriate

Synonyms

STRONGEST

improper inadequate inadmissible incompatible incongruous ineligible irrelevant unacceptable unfit unsuited

WEAK

clashing disagreeable discordant discrepant disparate disproportionate dissident dissonant ill-suited inapposite inapt inconsistent infelicitous inharmonious interfering jarring malapropos out of character out of keeping out of place senseless unbecoming unbefitting uncalled-for undue unfitting unmatched unseasonable unseemly

Antonyms

STRONGEST

able acceptable appropriate compatible fitting harmonious qualified suitable

WEAK

proper

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.

That proves infeasible when he realizes, amid heavy snowfall, that the first stretch, Massachusetts’ 34-mile Johnny Appleseed Trail, is not a forest path but a paved highway unsuitable for pedestrians.

From The Wall Street Journal • May 26, 2026

Tourists can face infectious diseases, accidents, injuries, violence, unsafe food or water, and other risks linked to poor planning or unsuitable travel choices.

From Science Daily • May 4, 2026

Paul Martin, who lives near Newtown in Powys, said the cottages, two of which are "restricted to holiday use", are "very close" to his home making them unsuitable to be sold as separate residential homes.

From BBC • Apr. 6, 2026

Hundreds of people turned up for the trial into the 2023 train collision that left 57 dead, leading to angry complaints from lawyers that the venue was "insultingly" unsuitable, and booing from family relatives.

From Barron's • Mar. 23, 2026

Huge swaths of forest were logged and cleared out, obliterating vast areas and rendering them unsuitable for panda habitat.

From "Camp Panda" by Catherine Thimmesh

Vocabulary lists containing unsuitable

"The Bet" by Anton Chekhov

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Stuart Little

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Way Off: Synonyms for "Wrong"

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