bombard vs natural philosophy

bombard and natural philosophy both are nouns.

Word	Noun	Adjective	Verb	Adverb
bombard	Yes	No	Yes	No
natural philosophy	Yes	No	No	No

bombard (noun)	natural philosophy (noun)
a large shawm; the bass member of the shawm family	the science of matter and energy and their interactions

bombard (verb)	natural philosophy (verb)
direct high energy particles or radiation against
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