bacchant vs toper

bacchant and toper both are nouns.

Word	Noun	Adjective	Verb	Adverb
bacchant	Yes	No	No	No
toper	Yes	No	No	No

As nouns, toper is a hypernym of bacchant; that is, toper is a word with a broader meaning than bacchant:

Other hypernyms of bacchant include drinker, imbiber, juicer.

bacchant (noun)	toper (noun)
(classical mythology) a priest or votary of Bacchus	a person who drinks alcoholic beverages (especially to excess)
a drunken reveller; a devotee of Bacchus
someone who engages in drinking bouts