UNPLAUSIBLE Synonyms: 53 Similar and Opposite Words

unplausible

adjective

Definition of unplausible

as in improbable

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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 unplausible Others, though, found the entire concept totally unplausible and wished the show stayed true to its psychological thriller premise rather than introducing fantasy elements in its final moments. — Neha Prakash, Marie Claire, 19 Feb. 2021

Recent Examples of Synonyms for unplausible

Adjective

The Arizona State Sun Devils just completed an improbable run to the College Football Playoff only two years removed from the disastrous Herm Edwards era.

— Austin Perry OutKick, FOXNews.com, 6 Oct. 2026
That’s an improbable description for a longtime Wall Street exec — even more so for one who has spent 26 years climbing the ranks of Goldman Sachs, and who may soon ascend to the CEO job at the storied investment bank.

— Morgan Chittum, Fortune, 1 Oct. 2026

Definition of improbable

Adjective

In a moment when global power is concentrated in the hands of a small group of weird men with a lot of relationship drama, War doesn’t ever seem too implausible.

— Jackson McHenry, Vulture, 1 Oct. 2026
In fact, this scenario would have been implausible until the last couple of years.

— Michael McCann, Sportico.com, 17 Sep. 2026

Definition of implausible

Adjective

But while critics deemed the character overly simplistic and an ultimately unbelievable representation of evil (Cathy is an allegory for the serpent in the garden of Eden, after all), Pugh and Kazan, however, took a very different approach.

— Chris Murphy, Vanity Fair, 30 Sep. 2026
The barking bunch performed unbelievable tricks in sync with music and choreography, leading to their victory.

— Skyler Caruso, PEOPLE, 24 Sep. 2026

Definition of unbelievable

Adjective

The political situation in the United States may have made the prospect of an American pope seem even more unlikely.

— Scott Detrow, NPR, 3 Oct. 2026
The Justice Department argued the outlets are unlikely to succeed on their claims and urged Kelly to deny their request for a preliminary injunction.

— Rena Rowe, The Washington Examiner, 3 Oct. 2026

Definition of unlikely

Adjective

Within a few years, Torra was playing in metal bands across Long Island, belting out songs by Skid Row, Cinderella, Ratt, and yes, Quiet Riot, with incredible power and force.

— Andy Greene, Rolling Stone, 2 Oct. 2026
There are so many incredible materials for artists here, all for free.

— Maximilíano Durón, ARTnews.com, 2 Oct. 2026

Definition of incredible

Adjective

The university merely gives mortality a ridiculous stage on which to perform.

— Zain Khalid, Vulture, 1 Oct. 2026
Of course his trick memory, hyper-long career and borrowings of Pravda from the colleague codenamed CYCLOPS are frankly ridiculous, especially since the latter (don’t tell Venusian Cheney) bore two functional eyes.

— Literary Hub, Literary Hub, 28 Sep. 2026

Definition of ridiculous

Adjective

The technique has revolutionized neuroscience by opening up the brain's activity to scientists in ways previously impossible.

— Jackie Flynn Mogensen, Scientific American, 5 Oct. 2026
These Chargers have 13 games left, and identifying potential wins on the remaining schedule is a nearly impossible task.

— Los Angeles Times, Los Angeles Times, 5 Oct. 2026

Definition of impossible

Adjective

Alongside Kardashian, Watts, Nash-Betts and Paulson, the series stars Teyana Taylor, Matthew Noszka and Glenn Close, who all one-up each other with deliriously absurd lines of dialogue.

— Nick Vivarelli, Variety, 6 Oct. 2026
The title comes from a phrase that became part of his creative vocabulary and began appearing in sketches whenever an absurd situation called for a perfectly incredulous response.

— Preezy Brown, VIBE.com, 6 Oct. 2026

Definition of absurd

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unplanned

unplausible

unpleasant

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“Unplausible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unplausible. Accessed 8 Oct. 2026.

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Synonyms of unplausible

adjective

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