expel vs remove

expel is not a noun while remove is a noun.

Word	Noun	Adjective	Verb	Adverb
expel	No	No	Yes	No
remove	Yes	No	Yes	No

As verbs, remove is a hypernym of expel; that is, remove is a word with a broader meaning than expel:

expel (noun)	remove (noun)
	degree of figurative distance or separation

expel (verb)	remove (verb)
eliminate (a substance)	remove something concrete, as by lifting, pushing, or taking off, or remove something abstract
cause to flee	stay away or leave
force to leave or move out	get rid of something abstract
remove from a position or office	shift the position or location of, as for business, legal, educational, or military purposes
	dispose of
	remove from a position or an office
	kill intentionally and with premeditation
	cause to leave