yell vs outcry

yell and outcry both are nouns.

Word	Noun	Adjective	Verb	Adverb
yell	Yes	No	Yes	No
outcry	Yes	No	Yes	No

As nouns, yell and outcry are synonyms defined as:

Other synonyms of yell include call, cry, shout, vociferation.

yell (noun)	outcry (noun)
a loud utterance; often in protest or opposition	a loud utterance; often in protest or opposition
a loud utterance of emotion (especially when inarticulate)

yell (verb)	outcry (verb)
utter or declare in a very loud voice	utter aloud; often with surprise, horror, or joy
utter a sudden loud cry	shout louder than