investigate vs analyse

investigate and analyse both are verbs.

Word	Noun	Adjective	Verb	Adverb
investigate	No	No	Yes	No
analyse	No	No	Yes	No

As verbs, analyse is a hypernym of investigate; that is, analyse is a word with a broader meaning than investigate:

investigate: investigate scientifically
analyse: consider in detail and subject to an analysis in order to discover essential features or meaning

Other hypernyms of investigate include analyze, canvass, examine, study.

investigate (verb)	analyse (verb)
investigate scientifically	consider in detail and subject to an analysis in order to discover essential features or meaning
conduct an inquiry or investigation of	make a mathematical, chemical, or grammatical analysis of; break down into components or essential features
	subject to psychoanalytic treatment
	break down into components or essential features