aah vs call out

aah and call out both are verbs.

Word	Noun	Adjective	Verb	Adverb
aah	No	No	Yes	No
call out	No	No	Yes	No

As verbs, call out is a hypernym of aah; that is, call out is a word with a broader meaning than aah:

Other hypernyms of aah include cry, cry out, exclaim, outcry, shout.

aah (verb)	call out (verb)
express admiration and pleasure by uttering `ooh' or `aah'	call out loudly, as of names or numbers
	utter aloud; often with surprise, horror, or joy
	challenge to a duel