saturnalia vs drunken revelry

saturnalia and drunken revelry both are nouns.

Word	Noun	Adjective	Verb	Adverb
saturnalia	Yes	No	No	No
drunken revelry	Yes	No	No	No

As nouns, saturnalia and drunken revelry are synonyms defined as:

saturnalia and drunken revelry: a wild gathering involving excessive drinking and promiscuity

Other synonyms of saturnalia include bacchanal, bacchanalia, debauch, debauchery, orgy, riot.

saturnalia (noun)	drunken revelry (noun)
a wild gathering involving excessive drinking and promiscuity	a wild gathering involving excessive drinking and promiscuity