UNIMPEACHABLE Synonyms: 91 Similar and Opposite Words

unimpeachable

adjective

Definition of unimpeachable

as in honorable

formal very reliable and trusted; not able to be doubted or questioned a person of unimpeachable integrity The information is from an unimpeachable source.

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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 unimpeachable No doubt, dozens of them are doing extraordinary work, with genuinely heroic impact and unimpeachable integrity and efficacy. — Jeffrey Sonnenfeld, Time, 28 June 2026 Bream, in particular, finds Ross’s solo career unimpeachable. — Devon Ivie, Vulture, 14 May 2026 The Swiss houses, dominant precisely because their LBMA accreditation is unimpeachable, survive on fabrication margins, where a gold finding for a luxury jewelry house commands a premium over raw metal and a sovereign coin commands even more. — Lilian Raji, Forbes.com, 28 Apr. 2026 And his staging’s faithfulness to the film is unimpeachable. — Rob Hubbard, Twin Cities, 25 Apr. 2026 See All Example Sentences for unimpeachable

Recent Examples of Synonyms for unimpeachable

Adjective

Central to the exhibition is the tension between the honorable and the immoral, the appealing and the revolting.

— News Desk, Artforum, 12 Oct. 2026
Dealing with the British, his Tenzing is scrupulous and honorable, but don’t confuse that with subservience.

— Owen Gleiberman, Variety, 10 Oct. 2026

Definition of honorable

Adjective

Put another way, in bringing the footage into the realm of film, and not reality television—his domain—Fielder breached some ethical standard.

— Doreen St. Félix, New Yorker, 24 Oct. 2026
The collaboration with De Beers Group and Grandview Klein Diamonds is one of ethical sourcing and complete traceability.

— Fairchild Studio, Footwear News, 24 Oct. 2026

Definition of ethical

Adjective

My honest read on timing is that the five percent will be twenty percent by end of 2027, and fifty by end of 2029.

— Stephen Messer, Fortune, 23 Oct. 2026
The original impetus for the film, to be honest, was to look at an incredible life story over a long German period.

— Georg Szalai, HollywoodReporter, 23 Oct. 2026

Definition of honest

Adjective

All three books analyze how closely the Biden administration worked with a (very willing) mainstream media to portray Israel as a noble victim and to dehumanize Palestinians.

— Literary Hub, Literary Hub, 22 Oct. 2026
Today, the firm founded in 1985 is known for its anti-mass-market bespoke interiors, furniture, lighting and accessories defined by clean lines, refined proportions, noble materials and a philosophy of luxurious simplicity.

— Sofia Celeste, Footwear News, 20 Oct. 2026

Definition of noble

Adjective

Unlike MacKay’s Ferrars, seemingly the more loyal and irreproachable type, both men end up screwing over the Dashwoods in their own ways.

— Ryan Lattanzio, IndieWire, 13 Oct. 2026
Rather than focus on a single irreproachable hero, Mendonça Filho dilates his lens to take in an expansive world.

— Michael Snyder, The Atlantic, 13 Mar. 2026

Definition of irreproachable

Adjective

Because these companies are not bound to a particular religion, the goal is often quite broad — an aggregate of moral ideas that can inform their models.

— ABC News, ABC News, 25 Oct. 2026
The film conceives of a universe ruled by blind luck, fundamentally indifferent to human suffering and moral comeuppance.

— Frannie Comstock, Encyclopedia Britannica, 23 Oct. 2026

Definition of moral

Adjective

Even if every senator were ethical, conscientious and committed to the public good, the incentives would remain the same.

— Nicholas Jacobs, The Conversation, 19 Oct. 2026
And there is a bonus benefit — people who are concerned about the future tend to make more conscientious decisions about the present.

— John T. Shaw, Chicago Tribune, 14 Oct. 2026

Definition of conscientious

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unimpaired

unimpeachable

unimpeded

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“Unimpeachable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unimpeachable. Accessed 27 Oct. 2026.

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Synonyms of unimpeachable

adjective

Example Sentences

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