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Definition of questionable
questionable
/ˈkwɛs.tʃə.nə.bəl/
ques · tion · a · ble
Adverb:questionably
questionable Lexical Profile
CEFR
B2
Grade
7
Tier
2
Usage
Top 5k
Syllables
4
questionable Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Open to doubt, dispute, or skepticism regarding truth, validity, or quality.
Example
"The researcher's conclusions were based on questionable data from a very small sample size."
2
Giving cause for moral suspicion; potentially dishonest, improper, or disreputable.
Example
"The auditing committee uncovered several questionable financial transactions made by the former executive."
Synonyms
View all synonyms for questionable Antonyms
View all antonyms for questionable• Rhymes for questionable
• Nearby Words
Word Origin & Etymology
Coined in the early 16th century from the noun or verb 'question' combined with the suffix '-able', originally meaning 'capable of being asked about' before shifting to its modern sense of 'open to doubt or suspicion'.
Cite this Entry
Wordmom. (2026). Definition of Questionable. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/questionable