fizzle vs bomb

fizzle and bomb both are nouns.

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

As nouns, bomb is a hyponym of fizzle; that is, bomb is a word with a more specific, narrower meaning than fizzle:

Other hyponyms of fizzle include dud, turkey.

fizzle (noun)	bomb (noun)
a complete failure	an explosive device fused to explode under specific conditions
a fricative sound (especially as an expression of disapproval)	strong sealed vessel for measuring heat of combustion
	an event that fails badly or is totally ineffectual

fizzle (verb)	bomb (verb)
end weakly	throw bombs at or attack with bombs
	fail to get a passing grade