UNTRUSTWORTHY Synonyms: 100 Similar and Opposite Words

untrustworthy

adjective

Definition of untrustworthy

as in fraudulent

not able to be trusted; not trustworthy an untrustworthy person He has proven himself untrustworthy.

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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 untrustworthy By and large, consumers are more skeptical of brands’ sustainability messaging; some 60 percent now avoid products from untrustworthy or unethical sources, per the report. — Alexandra Harrell, Footwear News, 14 May 2026 In classical Athens the playwright Aristophanes attacked purveyors of knowledge for being intellectually untrustworthy, essentially deceitful. — Clare Bucknell, The New York Review of Books, 25 Apr. 2026 On the other hand, some types of sources such as public relations are rated as untrustworthy in general. — Florian Wintterlin, Encyclopedia Britannica, 23 Apr. 2026 The conservative election group is advocating for paper ballots, saying Georgia’s voting machines are untrustworthy. — Caleb Groves, AJC.com, 27 Mar. 2026 See All Example Sentences for untrustworthy

Recent Examples of Synonyms for untrustworthy

Adjective

Under federal law, persons who 'knowingly and willfully … make any materially false, fictitious, or fraudulent statement or representation' to Congress may be subject to penalties.

— Garrett Downs, CNBC, 23 July 2026
Mind you, Miss Manners agrees with your indignation at this fraudulent maneuver.

— Judith Martin, Mercury News, 21 July 2026

Definition of fraudulent

Adjective

But 52% of employees in that same study believe their company's efforts to be empathetic are dishonest.

— Dennis Kozak, Forbes.com, 20 July 2026
The state agency said clinic staffers had clients sign a personal injury waiver, which the commission said was unenforceable, against public policy and deceptive and dishonest.

— Ashley Hiruko, ProPublica, 8 July 2026

Definition of dishonest

Adjective

At 6ft 3in (190cm) with unconventional movement mechanics, he is likened to Liverpool forward Hugo Ekitike for his deceptive play.

— Jordan Campbell, New York Times, 22 July 2026
Distinguished by unique morphological features like a longer tail and specific tooth structure, alongside genetic evidence, the stingray's identification underscores the complexity of taxonomy where appearances can be deceptive.

— Melissa Cristina Márquez, Forbes.com, 22 July 2026

Definition of deceptive

Adjective

Also, when implementing AI, organizations can run into issues with the data environment around the AI model that have nothing to do with the model itself, such as when metadata can be incomplete and field names are misleading.

— Saurabh Gupta, Forbes.com, 23 July 2026
The next day, Blazers president Dewayne Hankins deferred questions through team spokesperson Charles Boyle, who said the city’s depiction of the Blazers is misleading.

— Jason Quick, New York Times, 21 July 2026

Definition of misleading

Adjective

At the World Cup, there were at least six examples of incorrect or — to be generous — highly dubious interventions that made reasonable on-field decisions worse across the 104 matches.

— Graham Scott, New York Times, 22 July 2026
In September, the Michigan Department of Health and Human Services sent a notice denying her coverage, citing incorrect income information and stating she wasn't disabled, according to Kolosova and state documents reviewed by KFF Health News.

— Rachana Pradhan, NPR, 20 July 2026

Definition of incorrect

Adjective

Earlier in July, a senior security source in Tehran told CNN that the claims of nuclear activities taking place at Pickaxe Mountain were false.

— Jessie Yeung, CNN Money, 22 July 2026
Two Charlotte brokers are facing accusations of filing false life insurance applications for profit, according to North Carolina Insurance Commissioner Mike Causey.

— Mark Price July 22, Charlotte Observer, 22 July 2026

Definition of false

Adjective

First, the medals were the wrong colour; this was the ‘Bronze Final’ after all.

— Jack Pitt-Brooke, New York Times, 19 July 2026
That turned out to be wrong for a meaningful minority of them, whose brains were generating signals our methods were not sensitive enough to pick up.

— Torie Bosch, STAT, 18 July 2026

Definition of wrong

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“Untrustworthy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/untrustworthy. Accessed 25 Jul. 2026.

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Synonyms of untrustworthy

adjective

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