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untrustworthy

adjective

un·​trust·​wor·​thy ˌən-ˈtrəst-ˌwər-t͟hē How to pronounce untrustworthy (audio)
Synonyms of untrustworthynext
: not dependable or worthy of confidence : not trustworthy
an untrustworthy person
an untrustworthy source

Examples of untrustworthy in a Sentence

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.
For two decades now, almost everything people see online has been potentially incorrect, untrustworthy, or otherwise decoupled from reality. Ian Bogost, The Atlantic, 26 Nov. 2025 The journey and long spans of time, however, make their memories a bit untrustworthy. Jordan Hoffman, Entertainment Weekly, 9 Nov. 2025 In an audio recording that The Charlotte Observer and other news outlets published soon after, McFadden berated his staff and called them untrustworthy. Ryan Oehrli, Charlotte Observer, 7 Nov. 2025 If no one told you to watch for something, treat it as untrustworthy until confirmed. Ken Colburn, AZCentral.com, 13 Oct. 2025 See All Example Sentences for untrustworthy

Word History

First Known Use

circa 1846, in the meaning defined above

Time Traveler
The first known use of untrustworthy was circa 1846

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Cite this Entry

“Untrustworthy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/untrustworthy. Accessed 5 Dec. 2025.

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