work out vs come

work out is not a noun while come is a noun.

Word	Noun	Adjective	Verb	Adverb
work out	No	No	Yes	No
come	Yes	No	Yes	No

As verbs, come is a hypernym of work out; that is, come is a word with a broader meaning than work out:

Other hypernyms of work out include add up, amount, number, total.

work out (noun)	come (noun)
	the thick white fluid containing spermatozoa that is ejaculated by the male genital tract

work out (verb)	come (verb)
do physical exercise	come to pass; arrive, as in due course
give a workout to	be found or available
come up with	reach or enter a state, relation, condition, use, or position
work out in detail	happen as a result
find the solution to (a problem or question) or understand the meaning of	have a certain priority
make a mathematical calculation or computation	come to one's mind; suggest itself
be calculated	move toward, travel toward something or somebody or approach something or somebody
happen in a certain way, leading to, producing, or resulting in a certain outcome, often well	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