unquestionable vs veritable

unquestionable and veritable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unquestionable	No	Yes	No	No
veritable	No	Yes	No	No

As adjectives, unquestionable and veritable are synonyms defined as:

Other synonyms of unquestionable include authentic, bona fide.

unquestionable (adjective)	veritable (adjective)
incapable of being questioned	not counterfeit or copied
not counterfeit or copied	often used as intensifiers
not open to question