salutatorian vs bookman

salutatorian and bookman both are nouns.

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

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

salutatorian: a graduating student with the second highest academic rank; may deliver the opening address at graduation exercises
bookman: a learned person; someone who by long study has gained mastery in one or more disciplines

Other hypernyms of salutatorian include scholar, scholarly person.

salutatorian (noun)	bookman (noun)
a graduating student with the second highest academic rank; may deliver the opening address at graduation exercises	a learned person; someone who by long study has gained mastery in one or more disciplines