come vs approach

come and approach both are nouns.

Word	Noun	Adjective	Verb	Adverb
come	Yes	No	Yes	No
approach	Yes	No	Yes	No

As verbs, approach is a hyponym of come; that is, approach is a word with a more specific, narrower meaning than come:

come: move toward, travel toward something or somebody or approach something or somebody
approach: come near in time

come (noun)	approach (noun)
the thick white fluid containing spermatozoa that is ejaculated by the male genital tract	the act of drawing spatially closer to something
	a relatively short golf shot intended to put the ball onto the putting green
	ideas or actions intended to deal with a problem or situation
	a way of entering or leaving
	the temporal property of becoming nearer in time
	a close approximation
	a tentative suggestion designed to elicit the reactions of others
	the event of one object coming closer to another
	the final path followed by an aircraft as it is landing

come (verb)	approach (verb)
come to pass; arrive, as in due course	make advances to someone, usually with a proposal or suggestion
be found or available	move towards
reach or enter a state, relation, condition, use, or position	come near in time
happen as a result	begin to deal with
have a certain priority	come near or verge on, resemble, come nearer in quality, or character
come to one's mind; suggest itself
move toward, travel toward something or somebody or approach something or somebody
be received
cover a certain distance
reach a destination; arrive by movement or progress
experience orgasm
come under, be classified or included
proceed or get along
extend or reach
to be the product or result
exist or occur in a certain point in a series
be a native of
to measure up to in kind or quality
add up in number or quantity
come forth
come from; be connected by a relationship of blood, for example