watch vs see

watch and see both are nouns.

Word	Noun	Adjective	Verb	Adverb
watch	Yes	No	Yes	No
see	Yes	No	Yes	No

As verbs, watch and see are synonyms defined as:

watch and see: find out, learn, or determine with certainty, usually by making an inquiry or other effort

Other synonyms of watch include ascertain, check, determine, find out, learn.

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

Other hyponyms of watch include witness, rubberneck, catch, take in, view, watch, observe.

As verbs, watch and see are synonyms defined as:

Other synonyms of watch include catch, take in, view.

watch (noun)	see (noun)
a purposeful surveillance to guard or observe	the seat within a bishop's diocese where his cathedral is located
the rite of staying awake for devotional purposes (especially on the eve of a religious festival)
a small portable timepiece
a person employed to keep watch for some anticipated event
a period of time (4 or 2 hours) during which some of a ship's crew are on duty
the period during which someone (especially a guard) is on duty

watch (verb)	see (verb)
find out, learn, or determine with certainty, usually by making an inquiry or other effort	deem to be
look attentively	perceive (an idea or situation) mentally
be vigilant, be on the lookout or be careful	get to know or become aware of, usually accidentally
observe without intervening	be careful or certain to do something; make certain of something
observe or determine by looking	deliberate or decide
see or watch	make sense of; assign a meaning to
follow with the eyes or the mind	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