uproarious vs screaming

uproarious is not a noun while screaming is a noun.

Word	Noun	Adjective	Verb	Adverb
uproarious	No	Yes	No	No
screaming	Yes	Yes	No	No

As adjectives, uproarious and screaming are synonyms defined as:

uproarious and screaming: marked by or causing boisterous merriment or convulsive laughter

Other synonyms of uproarious include hilarious.

uproarious (noun)	screaming (noun)
	sharp piercing cry
	a high-pitched noise resembling a human cry

uproarious (adjective)	screaming (adjective)
marked by or causing boisterous merriment or convulsive laughter	marked by or causing boisterous merriment or convulsive laughter
uncontrollably noisy	so extremely intense as to evoke screams
	resembling a scream in effect