irrelevant vs unsuitable

irrelevant and unsuitable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
irrelevant	No	Yes	No	No
unsuitable	No	Yes	No	No

irrelevant (adjective)	unsuitable (adjective)
having no bearing on or connection with the subject at issue	not conducive to good moral development
	not worthy of being chosen (especially as a spouse)
	not meant or adapted for a particular purpose
	not capable of being applied