cast aside vs remove

cast aside is not a noun while remove is a noun.

Word	Noun	Adjective	Verb	Adverb
cast aside	No	No	Yes	No
remove	Yes	No	Yes	No

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

Other hypernyms of cast aside include get rid of.

cast aside (noun)	remove (noun)
	degree of figurative distance or separation

cast aside (verb)	remove (verb)
throw or cast away	remove something concrete, as by lifting, pushing, or taking off, or remove something abstract
	stay away or leave
	get rid of something abstract
	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