know vs score

know and score both are nouns.

Word	Noun	Adjective	Verb	Adverb
know	Yes	No	Yes	No
score	Yes	No	Yes	No

know (noun)	score (noun)
the fact of being aware of information that is known to few people	the act of scoring in a game or sport
	a seduction culminating in sexual intercourse
	a number or letter indicating quality (especially of a student's performance)
	the facts about an actual situation
	a written form of a musical composition; parts for different instruments appear on separate staves on large pages
	a resentment strong enough to justify retaliation
	a set of twenty members
	grounds
	a number that expresses the accomplishment of a team or an individual in a game or contest
	a slight surface cut (especially a notch that is made to keep a tally)
	an amount due (as at a restaurant or bar)

know (verb)	score (verb)
be familiar or acquainted with a person or an object	assign a grade or rank to, according to one's evaluation
be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about	make underscoring marks
know how to do or perform something	gain points in a game
have firsthand knowledge of states, situations, emotions, or sensations	get a certain number or letter indicating quality or performance
accept (someone) to be what is claimed or accept his power and authority	make small marks into the surface of
know the nature or character of	induce to have sex
be able to distinguish, recognize as being different	write a musical score for
perceive as familiar
have fixed in the mind
have sexual intercourse with