arguable vs disputable

arguable and disputable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
arguable	No	Yes	No	No
disputable	No	Yes	No	No

As adjectives, arguable and disputable are synonyms defined as:

Other synonyms of arguable include debatable, moot.

arguable (adjective)	disputable (adjective)
open to argument or debate	capable of being disproved
capable of being supported by argument	open to argument or debate