orgy vs drunken revelry

orgy and drunken revelry both are nouns.

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

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

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

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

orgy (noun)	drunken revelry (noun)
secret rite in the cults of ancient Greek or Roman deities involving singing and dancing and drinking and sexual activity	a wild gathering involving excessive drinking and promiscuity
any act of immoderate indulgence
a wild gathering involving excessive drinking and promiscuity