roister vs jollify

roister and jollify both are verbs.

Word	Noun	Adjective	Verb	Adverb
roister	No	No	Yes	No
jollify	No	No	Yes	No

As verbs, jollify is a hypernym of roister; that is, jollify is a word with a broader meaning than roister:

roister: engage in boisterous, drunken merrymaking
jollify: celebrate noisily, often indulging in drinking; engage in uproarious festivities

Other hypernyms of roister include make happy, make merry, make whoopee, racket, revel, wassail, whoop it up.

roister (verb)	jollify (verb)
engage in boisterous, drunken merrymaking	celebrate noisily, often indulging in drinking; engage in uproarious festivities