questionable C2+ Topic:Mind & Cognition US /ˈkwɛstʃənəbəl/ UK /ˈkwɛstʃənəbəl/ See IPA manual Meanings 1 adj open to doubt; of dubious honesty or value The deal rested on some highly questionable accounting. Thesaurus Synonyms 1 adj · open to doubt; of dubious... doubtfuldubioussuspectshadydebatabledisputableuncertain ↔ Opposites unquestionablereputableindisputablereliable Word family Derived forms questionablyquestionableness Related forms questionqueryquestinquire Common collocations questionable reputation Adjective + noun Etymology AI details From question + -able; question from Old French question, from Latin quaestio ('a seeking, inquiry'), from quaerere ('to seek, ask'). quaestio Latin quaerere Latin View etymology graph -> Topics Mind & Cognition Word Formation & Derivatives External links Cambridge Dictionary Wiktionary Google Images # questionable **Type:** Word **Level:** C2+ **Part of speech:** adj **IPA (US):** /ˈkwɛstʃənəbəl/ **IPA (UK):** /ˈkwɛstʃənəbəl/ ## Meanings 1. open to doubt; of dubious honesty or value ## Examples - The deal rested on some highly questionable accounting. ## Synonyms - doubtful - dubious - suspect - shady - debatable - disputable - uncertain ## Antonyms - unquestionable - reputable - indisputable - reliable ## Derived Forms - questionably - questionableness ## Related Forms - question - query - quest - inquire ## Roots and Affixes - Root: quaestio - Root: quaerere ## Etymology From question + -able; question from Old French question, from Latin quaestio ('a seeking, inquiry'), from quaerere ('to seek, ask'). ## AI Etymology Questionable is from question + -able; question from Old French question, from Latin quaestio ('a seeking, inquiry'), from quaerere ('to seek, ask'). Important recorded forms include quaestio (Latin) and quaerere (Latin). Morphologically, the word preserves a built structure whose named elements carry the historical sense into English. The modern sense remains close to that composition, with the parts narrowing into a single lexical item. In current use it covers open to doubt; of dubious honesty or value. The wider family includes derived forms such as questionably and questionableness and related words such as question, query, quest, and inquire. ## Topics - Mind & Cognition - Word Formation & Derivatives markdown