switch-hitter vs slugger

switch-hitter and slugger both are nouns.

Word	Noun	Adjective	Verb	Adverb
switch-hitter	Yes	No	No	No
slugger	Yes	No	No	No

As nouns, slugger is a hypernym of switch-hitter; that is, slugger is a word with a broader meaning than switch-hitter:

Other hypernyms of switch-hitter include batsman, batter, hitter.

switch-hitter (noun)	slugger (noun)
a baseball player who can bat either right or left handed	(baseball) a ballplayer who is batting
slang term for a bisexual person	a boxer noted for an ability to deliver hard punches