bomb vs bombard

bomb and bombard both are nouns.

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

As verbs, bomb and bombard are synonyms defined as:

bomb (noun)	bombard (noun)
an explosive device fused to explode under specific conditions	a large shawm; the bass member of the shawm family
strong sealed vessel for measuring heat of combustion
an event that fails badly or is totally ineffectual

bomb (verb)	bombard (verb)
throw bombs at or attack with bombs	direct high energy particles or radiation against
fail to get a passing grade	address with continuously or persistently, as if with a barrage
	throw bombs at or attack with bombs
	cast, hurl, or throw repeatedly with some missile