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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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 Titans corner Cor’Dale Flott (quad), the former Giant, and backup running back Tyjae Spears (ankle) are both questionable. — Pat Leonard, New York Daily News, 25 Sep. 2026 The Trojans have yielded 10 yards per pass attempt this season and now could be without starter Alex Graham, who’s listed as questionable. — Ryan Kartje, Los Angeles Times, 25 Sep. 2026 As for the upcoming game against Oklahoma, Frazier was listed as questionable on the SEC’s availability report. — Connor Riley, AJC.com, 24 Sep. 2026 Last week, the Panthers were without junior running back Ammar Banire, who remains questionable, in a 35-7 win over Plainfield South. — Rick Armstrong, Chicago Tribune, 24 Sep. 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

Some have academic credentials that would make admission through Harvard’s front door highly unlikely.

— Jayson Weingarten, Fortune, 26 Sep. 2026
Fazio was one of only four senators to oppose the bill that passed with overwhelming bipartisan support, saying the state should defer to federal action that seems unlikely, given the opposition of the president.

— Mark Pazniokas, Hartford Courant, 25 Sep. 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

Behavioral therapies, which are standard in foster care settings, use punishments and rewards to get children to control outbursts, anger and other problematic behaviors.

— Joseph Shapiro, NPR, 30 Sep. 2026
Together, these layers help leaders decide where an agent can take on more responsibility, where its work needs refinement and where intervention is needed before a problematic pattern becomes embedded in an important workflow.

— Hanah-Marie Darley, Forbes.com, 29 Sep. 2026

Definition of problematic

Adjective

The idea of using data from health information exchanges for research is controversial because of privacy concerns.

— Brittany Trang, STAT, 29 Sep. 2026
The claim was made this week by Charles Spencer himself, the ninth Earl Spencer, in Swan Song, his controversial memoir about his sister Princess Diana.

— Diego Parrado, Vanity Fair, 29 Sep. 2026

Definition of controversial

Adjective

Directed by Li Taige, the film stars Yu Qian as a retiring veteran police officer who discovers suspicious anomalies during an apparently routine theft investigation.

— Naman Ramachandran, Variety, 28 Sep. 2026
Five men were arrested near RAF Fairford in southwest England on September 27 after police received a report about three suspicious vans heading toward the air base.

— Sujita Sinha, Interesting Engineering, 28 Sep. 2026

Definition of suspicious

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“Questionable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/questionable. Accessed 3 Oct. 2026.

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