omen vs indicate

omen is a noun but indicate is not a noun.

Word	Noun	Adjective	Verb	Adverb
omen	Yes	No	Yes	No
indicate	No	No	Yes	No

As verbs, indicate is a hypernym of omen; that is, indicate is a word with a broader meaning than omen:

Other hypernyms of omen include bespeak, betoken, point, signal.

omen (noun)	indicate (noun)
a sign of something about to happen

omen (verb)	indicate (verb)
indicate, as with a sign or an omen	to state or express briefly
	be a signal for or a symptom of
	give evidence of
	indicate a place, direction, person, or thing; either spatially or figuratively
	suggest the necessity of an intervention; in medicine