1
as in questionable
giving good reason for being doubted, questioned, or challenged
any letter bearing the signature of Geronimo would be of dubious authenticity, to say the least
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in reluctant
slow to begin or proceed with a course of action because of doubts or uncertainty
I'm dubious about our plan to go hang gliding without having had any training
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in unlikely
not likely to be true or to occur
made the dubious claim of being of royal blood
Synonyms & Similar Words
Antonyms & Near Antonyms
4
as in skeptical
not feeling sure about the truth, wisdom, or trustworthiness of someone or something
dubious about a diet that claims I can eat all I want and still lose weight
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of dubious
Slowing down and speeding up Daisy arrived in his life through his ex-wife, who was moving to a new place that was dubious about pets.
—
Neal Rubin, Freep.com, 4 Oct. 2025
That includes the temporary shelving of Jimmy Kimmel and the pressure on corporate parents that prompted the multimillion-dollar settlements of dubious lawsuits against ABC News and CBS News.
—Mike Fleming Jr, Deadline, 2 Oct. 2025
When Kimberly and her family leave the New Jersey suburbs under dubious circumstances, Kimberly reevaluates her life while dealing with her hypochondriac mother, alcoholic father, scam-artist aunt, her own mortality and her first love.
—Meredith G. White, AZCentral.com, 1 Oct. 2025
Two years later, the labor statistics for junior programmers look dubious.
—Nikita Ostrovsky, Time, 1 Oct. 2025
See All Example Sentences for dubious
Neal Rubin, Freep.com, 4 Oct. 2025
That includes the temporary shelving of Jimmy Kimmel and the pressure on corporate parents that prompted the multimillion-dollar settlements of dubious lawsuits against ABC News and CBS News.
—Mike Fleming Jr, Deadline, 2 Oct. 2025
When Kimberly and her family leave the New Jersey suburbs under dubious circumstances, Kimberly reevaluates her life while dealing with her hypochondriac mother, alcoholic father, scam-artist aunt, her own mortality and her first love.
—Meredith G. White, AZCentral.com, 1 Oct. 2025
Two years later, the labor statistics for junior programmers look dubious.
—Nikita Ostrovsky, Time, 1 Oct. 2025
See All Example Sentences for dubious
Recent Examples of Synonyms for dubious
Adjective
-
Two other names on the injury report for Buffalo are tight end Dalton Kincaid (oblique, questionable) and wide receiver/kick returner Curtis Samuel (neck/ribs, questionable).—
Tyler Everett,
MSNBC Newsweek,
13 Oct. 2025
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Aaron Brewer will suit up Sunday after initially being ruled questionable with a pectoral injury.—
Miami Herald,
Miami Herald,
13 Oct. 2025
Adjective
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The project’s prestigious pedigree allowed the producers to be strategic about which partners to invite, rather than having to convince reluctant financiers.—
Naman Ramachandran,
Variety,
13 Oct. 2025
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But states may remain reluctant to offer the expensive drugs for obesity, because Medicaid recipients frequently churn on and off the coverage as their income changes.—
Phil Galewitz,
USA Today,
12 Oct. 2025
Adjective
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Roche Diagnostics said Monday that its Elecsys pTau181 test, developed in collaboration with Eli Lilly, could be used by primary care physicians to help identify patients who are unlikely to have Alzheimer’s disease, while those with a positive result would be recommended for further testing.—
Jacqueline Howard,
CNN Money,
13 Oct. 2025
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Hyperscalers such as Microsoft are unlikely to reduce capital expenditure due to minor equity downturns or cryptocurrency volatility.—
Michael Khouw,
CNBC,
13 Oct. 2025
Adjective
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Another notable Wall Street analyst, LightShed’s Rich Greenfield, is similarly skeptical of a Netflix deal for WB.—
Alex Weprin,
HollywoodReporter,
13 Oct. 2025
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Analysts are skeptical over whether the Gaza peace agreement — which calls for a full disarmament of Hamas, among other vexxing issues — will be fully implemented, even as its initial phase looked to be unfolding as hoped.—
Prashant Rao,
semafor.com,
13 Oct. 2025
Adjective
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That time, a very disputable foul denied him.—
Matt Woosnam,
New York Times,
18 Aug. 2025
Adjective
-
Adams seems hesitant to take too much credit for Dallas’ run-game turnaround.—
Jon Machota,
New York Times,
10 Oct. 2025
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Tracking the cons Victims of scams tend to be hesitant to come forward because of the shame that comes with being taken for a ride.—
Katherine Laidlaw,
HubSpot,
10 Oct. 2025
Adjective
-
The largest percentage believes the economy is getting worse, with 57 percent, and 4 percent are unsure.—
Deputy News Editor,
MSNBC Newsweek,
14 Oct. 2025
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But experts are still unsure how much of a difference this will make for users who are using the app with their true age.—
Anna Halkidis,
Parents,
14 Oct. 2025
Adjective
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The duo must sneak around the industrial plant and analyze three packages full of teddy bears filled with a suspicious substance.—
Jordan Moreau,
Variety,
14 Oct. 2025
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Officers from the fire department in Barra da Tijuca were called to the scene after neighbors noticed a suspicious smell coming from the property.—
Becca Longmire,
PEOPLE,
14 Oct. 2025
Cite this Entry
“Dubious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/dubious. Accessed 18 Oct. 2025.
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