dubitable
adjective
du·bi·ta·ble ˈdü-bə-tə-bəl 
also ˈdyü-
: open to doubt or question
Synonyms
- debatable
- disputable
- dodgy [chiefly British]
- doubtable
- doubtful
- dubious
- equivocal
- fishy
- problematic
- problematical
- queer
- questionable
- shady
- shaky
- suspect
- suspicious
See all Synonyms & Antonyms 
Example Sentences
some highly dubitable “evidence” that the stone tower was built by the Vikings
Recent Examples on the Web Besides gathering leads and resources, Twitter has also emerged as a platform where doctors are exposing the inefficiencies of India’s dubitable healthcare processes, and the lack of transparency around it. 
Ananya Bhattacharya, Quartz, 26 Apr. 2021
Ananya Bhattacharya, Quartz, 26 Apr. 2021 Word History
Etymology
Latin dubitabilis, from dubitare to doubt — more at doubt entry 1
First Known Use
circa 1616, in the meaning defined above
dubitable
adjective
as in dubious
giving good reason for being doubted, questioned, or challenged some highly dubitable "evidence" that the stone tower was built by the Vikings Synonyms & Similar Words
Relevance
- dubious
- questionable
- disputable
- doubtful
- problematic
- suspicious
- debatable
- problematical
- suspect
- equivocal
- ambiguous
- shaky
- doubtable
- alleged
- fishy
- unclear
- shady
- dodgy
- moot
- queer
- uncertain
- supposed
- unlikely
- weak
- undetermined
- improbable
- flimsy
- undecided
- so-called
- far-fetched
- open
Antonyms & Near Antonyms
- indubitable
- unquestionable
- indisputable
- incontestable
- certain
- undeniable
- undoubted
- unproblematic
- sure
- decisive
- definitive
- questionless
- obvious
- positive
- hands-down
- clear
- open-and-shut