scholar vs bookman

scholar and bookman both are nouns.

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

As nouns, scholar and bookman are synonyms defined as:

scholar and bookman: a learned person; someone who by long study has gained mastery in one or more disciplines

Other synonyms of scholar include scholarly person.

scholar (noun)	bookman (noun)
a learned person; someone who by long study has gained mastery in one or more disciplines	a learned person; someone who by long study has gained mastery in one or more disciplines
someone (especially a child) who learns (as from a teacher) or takes up knowledge or beliefs
a student who holds a scholarship