buster vs fry

buster and fry both are nouns.

Word	Noun	Adjective	Verb	Adverb
buster	Yes	No	No	No
fry	Yes	No	Yes	No

As nouns, fry is a hypernym of buster; that is, fry is a word with a broader meaning than buster:

Other hypernyms of buster include child, kid, minor, nestling, nipper, shaver, small fry, tiddler, tike, tyke, youngster.

buster (noun)	fry (noun)
a person (or thing) that breaks up or overpowers something	a young person of either sex
a person who breaks horses
a robust child
an informal form of address for a man
a person born in the generation following the baby boom when the birth rate fell dramatically

buster (verb)	fry (verb)
	cook in hot fat or oil
	kill by electrocution, as in the electric chair
	be excessively hot