bomb vs zap

bomb and zap both are nouns.

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

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

bomb (noun)	zap (noun)
an explosive device fused to explode under specific conditions	a sudden event that imparts energy or excitement, usually with a dramatic impact
strong sealed vessel for measuring heat of combustion
an event that fails badly or is totally ineffectual

bomb (verb)	zap (verb)
throw bombs at or attack with bombs	cook or heat in a microwave oven
fail to get a passing grade	strike at with firepower or bombs
	kill with or as if with a burst of gunfire or electric current or as if by shooting
	strike suddenly and with force