scream vs wow

scream and wow both are nouns.

Word	Noun	Adjective	Verb	Adverb
scream	Yes	No	Yes	No
wow	Yes	No	Yes	No

As nouns, scream and wow are synonyms defined as:

Other synonyms of scream include belly laugh, howler, riot, sidesplitter, thigh-slapper.

scream (noun)	wow (noun)
sharp piercing cry	a joke that seems extremely funny
a joke that seems extremely funny
a high-pitched noise resembling a human cry

scream (verb)	wow (verb)
utter a sudden loud cry	impress greatly
utter or declare in a very loud voice
make a loud, piercing sound