call in vs see

call in is not a noun while see is a noun.

Word	Noun	Adjective	Verb	Adverb
call in	No	No	Yes	No
see	Yes	No	Yes	No

As verbs, see is a hyponym of call in; that is, see is a word with a more specific, narrower meaning than call in:

Other hyponyms of call in include come by, drop by, drop in, call on.

call in (noun)	see (noun)
	the seat within a bishop's diocese where his cathedral is located

call in (verb)	see (verb)
make a phone call	deem to be
summon to a particular activity or employment	perceive (an idea or situation) mentally
summon to enter	get to know or become aware of, usually accidentally
cause to be returned	be careful or certain to do something; make certain of something
demand payment of (a loan)	deliberate or decide
pay a brief visit	make sense of; assign a meaning to
take a player out of a game in order to exchange for another player	find out, learn, or determine with certainty, usually by making an inquiry or other effort
	match or meet
	receive as a specified guest
	imagine; conceive of; see in one's mind
	come together
	conduct someone someplace
	perceive by sight or have the power to perceive by sight
	perceive or be contemporaneous with
	see or watch
	see and understand, have a good eye
	observe as if with an eye
	undergo or live through a difficult experience
	observe, check out, and look over carefully or inspect
	date regularly; have a steady relationship with
	go to see a place, as for entertainment
	go to see for professional or business reasons
	go to see for a social visit
	take charge of or deal with