goliard vs bookman

goliard and bookman both are nouns.

Word	Noun	Adjective	Verb	Adverb
goliard	Yes	No	No	No
bookman	Yes	No	No	No

As nouns, bookman is a hypernym of goliard; that is, bookman is a word with a broader meaning than goliard:

goliard: a wandering scholar in medieval Europe; famed for intemperance and riotous behavior and the composition of satirical and ribald Latin songs
bookman: a learned person; someone who by long study has gained mastery in one or more disciplines

Other hypernyms of goliard include scholar, scholarly person.

goliard (noun)	bookman (noun)
a wandering scholar in medieval Europe; famed for intemperance and riotous behavior and the composition of satirical and ribald Latin songs	a learned person; someone who by long study has gained mastery in one or more disciplines