whiffer vs batsman

whiffer and batsman both are nouns.

Word	Noun	Adjective	Verb	Adverb
whiffer	Yes	No	No	No
batsman	Yes	No	No	No

As nouns, batsman is a hypernym of whiffer; that is, batsman is a word with a broader meaning than whiffer:

whiffer: a batter who strikes out by swinging at and missing the third strike
batsman: (baseball) a ballplayer who is batting

Other hypernyms of whiffer include batter, hitter, slugger.

whiffer (noun)	batsman (noun)
a batter who strikes out by swinging at and missing the third strike	(baseball) a ballplayer who is batting