dud vs bomb

dud and bomb both are nouns.

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

As nouns, dud and bomb are synonyms defined as:

Other synonyms of dud include turkey.

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

dud (adjective)	bomb (adjective)
failing to detonate; especially not charged with an active explosive

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