questionable

[kwes-chuh-nuh-buhl] / ˈkwɛs tʃə nə bəl /

ADJECTIVE

doubtful, uncertain

Synonyms

STRONGEST

ambiguous arguable controversial debatable dubious problematic suspicious unproven vague

WEAK

apocryphal contingent controvertible cryptic disputable dubitable enigmatic equivocal fishy hard to believe hypothetical iffy indecisive indefinite indeterminate moot mysterious obscure occult open to doubt open to question oracular paradoxical problematical provisional shady suspect unconfirmed undefined under advisement under examination unreliable unsettled

Antonyms

STRONGEST

certain clear definite incontrovertible indubious sure trustworthy trusty undoubted unquestionable

WEAK

indisputable proven

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Its director’s past actions are more than questionable.

From Salon • Apr. 3, 2026

Now 41, the league’s new leader in regular-season and playoff wins was questionable to play in his second game in as many nights while managing left foot arthritis.

From Los Angeles Times • Apr. 1, 2026

As we see it, the bigger challenge facing Phreesia is the continuing repricing in the market toward these types of small-cap tech names with a questionable competitive moat.

From Barron's • Mar. 31, 2026

Rao had stopped friends from falling for scams and advised clients against questionable financial dealings.

From The Wall Street Journal • Mar. 30, 2026

“Natural talent is a questionable phenomenon. Inclination perhaps, but innate ability is extremely rare.”

From "The Night Circus" by Erin Morgenstern

questionable

Example Sentences

Related Words