Newtonian vs follower

Newtonian and follower both are nouns.

Word	Noun	Adjective	Verb	Adverb
Newtonian	Yes	Yes	No	No
follower	Yes	No	No	No

As nouns, follower is a hypernym of Newtonian; that is, follower is a word with a broader meaning than Newtonian:

Newtonian (noun)	follower (noun)
a follower of Isaac Newton	a person who accepts the leadership of another
	someone who travels behind or pursues another

Newtonian (adjective)	follower (adjective)
of or relating to or inspired by Sir Isaac Newton or his science