Being such that formal argument or discussion is possible.
The definition of doubtful is suspicious, unclear or unsure.
Liable to exception; open to objection
(Law) Not presenting an open legal question, as a result of the occurrence of some event definitively resolving the issue, or the absence of a genuine case or controversy.
Posing a problem; difficult to solve:
Not definitely as specified; uncertain
Subject to change; variable:
Named but not known or previously mentioned:
Find another word for arguable. In this page you can discover 17 synonyms, antonyms, idiomatic expressions, and related words for arguable, like: contested, debatable, disputable, doubtful, exceptionable, moot, problematic, problematical, questionable, uncertain and certain.