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Synonym Chooser

How does the adjective doubtful contrast with its synonyms?

Some common synonyms of doubtful are dubious, problematic, and questionable. While all these words mean "not affording assurance of the worth, soundness, or certainty of something," doubtful implies little more than a lack of conviction or certainty.

doubtful about whether I said the right thing

When is dubious a more appropriate choice than doubtful?

The words dubious and doubtful are synonyms, but do differ in nuance. Specifically, dubious stresses suspicion, mistrust, or hesitation.

dubious about the practicality of the scheme

When is it sensible to use problematic instead of doubtful?

While the synonyms problematic and doubtful are close in meaning, problematic applies especially to things whose existence, meaning, fulfillment, or realization is highly uncertain.

whether the project will ever be finished is problematic

When would questionable be a good substitute for doubtful?

While in some cases nearly identical to doubtful, questionable may imply no more than the existence of doubt but usually suggests that the suspicions are well-grounded.

a man of questionable honesty

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 doubtful Now, with McPherson abruptly un-disappeared, an even larger group of people—the relieved, the vengeful, the doubtful, and the desperate-for-a-byline—set about trying to vet her story. Casey Cep, New Yorker, 14 Apr. 2025 Montgomery said Parayko was doubtful for the game against Seattle and that Tuesday’s game against Utah was a target date for his possible return from a knee scope. Jeremy Rutherford, New York Times, 13 Apr. 2025 Since his game designation remains doubtful, the star center likely won't be playing against Brooklyn. Kevin Sabet, Newsweek, 23 Mar. 2025 But the official was doubtful there were many who would want to take the job at a Pentagon that is in such disarray. Quil Lawrence, NPR, 25 Apr. 2025 See All Example Sentences for doubtful
Recent Examples of Synonyms for doubtful
Adjective
  • Investing Too Much, Too Soon AI is evolving rapidly, leaving businesses unsure whether to be pioneers, early adopters or cautious followers.
    Expert Panel®, Forbes.com, 29 Apr. 2025
  • Scientists were initially unsure what was confronting them in the dark.
    Mark Price, Miami Herald, 28 Apr. 2025
Adjective
  • Or couldn’t, thanks in part to questionable player usage by coach Jim Hiller.
    Eric Stephens, New York Times, 3 May 2025
  • The deportation of Venezuelan men to a hellish mega-prison in El Salvador, on the questionable suspicion of gang affiliations, based on the presence of tattoos: flowers, a soccer logo, an autism-awareness ribbon.
    Jia Tolentino, New Yorker, 3 May 2025
Adjective
  • Low interest rates are unlikely to return anytime soon.
    Azeem Khan, Forbes.com, 4 May 2025
  • The foundation claimed Mexico was unlikely to change its stance when Sheinbaum was elected despite the escalating threat from cartels.
    Alexandra Koch, FOXNews.com, 4 May 2025
Adjective
  • Be skeptical of anyone talking about AI in generalities versus their specific expertise.
    Neil J. Rubenking, PC Magazine, 2 May 2025
  • Secretary of State Marco Rubio, by contrast, was a vociferous critic of Mr. Putin during his Senate tenure and has struck a more skeptical tone.
    Michael Crowley, New York Times, 2 May 2025
Adjective
  • Mary’s fixation on commemorating James’ dubious talents.
    Judy Berman, Time, 2 May 2025
  • Together, these studies indicate that boys may be especially sensitive to the quality of early caregiving—an argument to both increase social support for families and resist dubious assumptions that boys do not require substantial affectionate nurturing.
    Joshua Coleman, The Atlantic, 30 Apr. 2025
Adjective
  • While the issue of gun violence is complicated and while many responses are debatable, this trend is neither.
    Joel Mosbacher, New York Daily News, 24 Apr. 2025
  • While her in-ring skills were debatable among fans, her undeniable charisma and strong connection with the WWE audience were consistently praised.
    Gordon G. Chang, MSNBC Newsweek, 8 Apr. 2025
Adjective
  • The individual was identified as Samuel Stovall, 51, and authorities said his death hasn't been deemed suspicious.
    Adam Sabes, FOXNews.com, 2 May 2025
  • Police were called to a section of Third Street for a report of a suspicious car, and ended up finding the man’s body inside, authorities said.
    Nate Gartrell, Mercury News, 1 May 2025
Adjective
  • The future remains uncertain and the debate over fairness, inclusion and athlete rights continues.
    Marni Rose McFall, MSNBC Newsweek, 8 May 2025
  • With a decline in visitor numbers and travel dollars, and federal aid nowhere in sight, the future remains uncertain for many in the area.
    Olivia Lee, Charlotte Observer, 8 May 2025

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Cite this Entry

“Doubtful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/doubtful. Accessed 11 May. 2025.

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