QUESTIONABLE Synonyms: 119 Similar and Opposite Words

Q: How does the adjective 'questionable' contrast with its synonyms?

Some common synonyms of questionable are doubtful , dubious , and problematic . While all these words mean "not affording assurance of the worth, soundness, or certainty of something," questionable may imply no more than the existence of doubt but usually suggests that the suspicions are well-grounded. // a man of questionable honesty

Q: Where would 'doubtful' be a reasonable alternative to 'questionable'?

The words doubtful and questionable can be used in similar contexts, but doubtful implies little more than a lack of conviction or certainty. // doubtful about whether I said the right thing

Q: In what contexts can 'dubious' take the place of 'questionable'?

While the synonyms dubious and questionable are close in meaning, dubious stresses suspicion, mistrust, or hesitation. // dubious about the practicality of the scheme

Q: When is it sensible to use 'problematic' instead of 'questionable'?

The synonyms problematic and questionable are sometimes interchangeable, but problematic applies especially to things whose existence, meaning, fulfillment, or realization is highly uncertain. // whether the project will ever be finished is problematic

questionable

adjective

ˈkwes-chə-nə-bəl

Definition of questionable

as in dubious

giving good reason for being doubted, questioned, or challenged the runner's unexpected first-place finish is questionable, so a drug test has been ordered

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Antonyms & Near Antonyms

as in unlikely

not likely to be true or to occur it's questionable that he will show up tonight considering all the bad weather we're having

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Antonyms & Near Antonyms

as in debatable

open to question or dispute whether it will rain today or not is questionable

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Synonym Chooser

How does the adjective questionable contrast with its synonyms?

Some common synonyms of questionable are doubtful, dubious, and problematic. While all these words mean "not affording assurance of the worth, soundness, or certainty of something," questionable may imply no more than the existence of doubt but usually suggests that the suspicions are well-grounded.

a man of questionable honesty

Where would doubtful be a reasonable alternative to questionable?

The words doubtful and questionable can be used in similar contexts, but doubtful implies little more than a lack of conviction or certainty.

doubtful about whether I said the right thing

In what contexts can dubious take the place of questionable?

While the synonyms dubious and questionable are close in meaning, dubious stresses suspicion, mistrust, or hesitation.

dubious about the practicality of the scheme

When is it sensible to use problematic instead of questionable?

The synonyms problematic and questionable are sometimes interchangeable, but problematic applies especially to things whose existence, meaning, fulfillment, or realization is highly uncertain.

whether the project will ever be finished is problematic

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 questionable Our reporting has shown the relative ease with which people — some with questionable backgrounds — founded their own schools in unusual places. — Jennifer Smith Richards, ProPublica, 2 Oct. 2026 The Supreme Court has also been criticized for its lack of a clear ethics policy and questionable ethical behavior by some justices. — Henry Gass, Christian Science Monitor, 2 Oct. 2026 Star freshman wide receiver Trent Mosley began the week listed as questionable on the availability report, a step up from his doubtful classification last Wednesday. — Sean Campbell, Los Angeles Times, 1 Oct. 2026 Exes and old flames may resurface for a dalliance, even if their motives seem questionable. — Lisa Stardust, Vogue, 1 Oct. 2026 See All Example Sentences for questionable

Recent Examples of Synonyms for questionable

Adjective

In the latest dubious milestone for US Treasuries, the yield on the 10-year benchmark note just hit its highest level since the dot-com bust.

— David Goldman, CNN Money, 1 Oct. 2026
Some have done so, the prosecutor explained, by slow-walking directives of dubious merit, such as orders to investigate voter fraud by noncitizens—a phenomenon that Trump has falsely claimed is rampant.

— Eyal Press, New Yorker, 28 Sep. 2026

Definition of dubious

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

But revenue coming in at double the projections is not disputable and cannot happen if the tax base runs away.

— Teresa Ghilarducci, Forbes.com, 23 Aug. 2026
However, disputable refereeing decisions, especially in the matches against Italy and Spain, led to allegations that South Korea may have benefited from favorable officiating.

— Andrew Pereira, Encyclopedia Britannica, 18 June 2026

Definition of disputable

Adjective

Star freshman wide receiver Trent Mosley began the week listed as questionable on the availability report, a step up from his doubtful classification last Wednesday.

— Sean Campbell, Los Angeles Times, 1 Oct. 2026
Experts, including Higel, are doubtful that the Iraqi government will be able to disarm the Iran-loyal groups even if war between Iran and the US ends.

— Sarah Tamimi, CNN Money, 30 Sep. 2026

Definition of doubtful

Adjective

That can become especially problematic after retirement, when income may be more limited and unexpected expenses could otherwise push card balances higher.

— Angelica Leicht, CBS News, 7 Oct. 2026
There was a palpable sense of everything crumbling around you in terms of the culture, and even social interaction became problematic.

— Shaad D’Souza, Pitchfork, 7 Oct. 2026

Definition of problematic

Adjective

Much of that flood of silicon is going to the data centers that are popping up all over and are increasingly controversial as AI prepares to remake the economy, work, life and thought.

— Evan Clark, Footwear News, 6 Oct. 2026
Now those tensions threaten to ignite once more following a provocative celebration by one of Haiti’s star players as his controversial remarks and the fallout inject fresh friction into the relationship.

— Jacqueline Charles, Miami Herald, 6 Oct. 2026

Definition of controversial

Adjective

Mongol rule had been deeply humiliating, and Ming leaders grew suspicious of foreign influence.

— Carl Minzner, Foreign Affairs, 5 Oct. 2026
The move comes as British counter-terrorism police investigate suspicious activity near the Royal Air Force station and amid reports that US commanders received new information about a possible threat involving Iran.

— Georgina Jedikovska, Interesting Engineering, 5 Oct. 2026

Definition of suspicious

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“Questionable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/questionable. Accessed 9 Oct. 2026.

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