cruise missile vs bomb

cruise missile and bomb both are nouns.

Word	Noun	Adjective	Verb	Adverb
cruise missile	Yes	No	No	No
bomb	Yes	No	Yes	No

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

Other hypernyms of cruise missile include aircraft.

cruise missile (noun)	bomb (noun)
an unmanned aircraft that is a self-contained bomb	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

cruise missile (verb)	bomb (verb)
	throw bombs at or attack with bombs
	fail to get a passing grade