cherry bomb vs banger

cherry bomb and banger both are nouns.

Word	Noun	Adjective	Verb	Adverb
cherry bomb	Yes	No	No	No
banger	Yes	No	No	No

As nouns, banger is a hypernym of cherry bomb; that is, banger is a word with a broader meaning than cherry bomb:

cherry bomb: a red ball-shaped firecracker with high explosive power
banger: firework consisting of a small explosive charge and fuse in a heavy paper casing

Other hypernyms of cherry bomb include cracker, firecracker.

cherry bomb (noun)	banger (noun)
a red ball-shaped firecracker with high explosive power	firework consisting of a small explosive charge and fuse in a heavy paper casing
	(British informal) pork sausage