unwise

adjective

un·​wise ˌən-ˈwīz How to pronounce unwise (audio)
Synonyms of unwisenext
: lacking wisdom or good sense : foolish, imprudent
an unwise decision
unwisely adverb

Examples of unwise in a Sentence

It would be unwise to buy a house now. made the unwise decision to invest in a brand-new company
Recent Examples on the Web
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.
Here, however, the joke is that appearances can be deceiving — or to be more specific, that trying to act like a character in a movie is a reckless, unwise thing to do. Elena Lazic, Variety, 26 June 2026 The owners likely would be unwise to roll out identical offers over and over. Evan Drellich, New York Times, 25 June 2026 And given this context, Anthropic’s actions are viewed by many within Washington as not simply unwise, but actively antagonistic. Tina Nguyen, The Verge, 17 June 2026 For their part, do politicians and agency leaders like it when their pet projects are assessed by intelligence as unwise or infeasible? Gregory F. Treverton, The Conversation, 8 June 2026 See All Example Sentences for unwise

Word History

First Known Use

before the 12th century, in the meaning defined above

Time Traveler
The first known use of unwise was before the 12th century

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Cite this Entry

“Unwise.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unwise. Accessed 2 Jul. 2026.

Kids Definition

unwise

adjective
un·​wise ˌən-ˈwīz How to pronounce unwise (audio)
ˈən-
: not wise : foolish
unwisely adverb

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