score vs have

score and have both are nouns.

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

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

Other hyponyms of score include par, shoot, convert, homer, kick, eagle, hole up, ace, walk, equalise, equalize, get even, get, make.

score (noun)	have (noun)
the act of scoring in a game or sport	a person who possesses great material wealth
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)

score (verb)	have (verb)
assign a grade or rank to, according to one's evaluation	cause to be born
make underscoring marks	suffer from; be ill with
gain points in a game	undergo (as of injuries and illnesses)
get a certain number or letter indicating quality or performance	cause to move; cause to be in a certain position or condition
make small marks into the surface of	undergo
induce to have sex	cause to do; cause to act in a specified manner
write a musical score for	serve oneself to, or consume regularly
	have sex with; archaic use
	organize or be responsible for
	go through (mental or physical states or experiences)
	have or possess, either in a concrete or an abstract sense
	achieve a point or goal
	get something; come into possession of
	have ownership or possession of
	receive willingly something given or offered
	have a personal or business relationship with someone
	have as a feature
	be confronted with