carpet bomb vs bomb

carpet bomb is not a noun while bomb is a noun.

Word	Noun	Adjective	Verb	Adverb
carpet bomb	No	No	Yes	No
bomb	Yes	No	Yes	No

As verbs, bomb is a hypernym of carpet bomb; that is, bomb is a word with a broader meaning than carpet bomb:

Other hypernyms of carpet bomb include bombard.

carpet bomb (noun)	bomb (noun)
	an explosive device fused to explode under specific conditions
	strong sealed vessel for measuring heat of combustion
	an event that fails badly or is totally ineffectual

carpet bomb (verb)	bomb (verb)
bomb a large area systematically and extensively	throw bombs at or attack with bombs
	fail to get a passing grade