irresolute vs indecisive

irresolute and indecisive both are adjectives.

Word	Noun	Adjective	Verb	Adverb
irresolute	No	Yes	No	No
indecisive	No	Yes	No	No

irresolute (adjective)	indecisive (adjective)
uncertain how to act or proceed	not definitely settling something
	characterized by lack of decision and firmness
	not clearly defined