emission vs body process

emission and body process both are nouns.

Word	Noun	Adjective	Verb	Adverb
emission	Yes	No	No	No
body process	Yes	No	No	No

As nouns, body process is a hypernym of emission; that is, body process is a word with a broader meaning than emission:

emission: any of several bodily processes by which substances go out of the body
body process: an organic process that takes place in the body

Other hypernyms of emission include activity, bodily function, bodily process.

emission (noun)	body process (noun)
the act of emitting; causing to flow forth	an organic process that takes place in the body
the occurrence of a flow of water (as from a pipe)
the release of electrons from parent atoms
any of several bodily processes by which substances go out of the body
a substance that is emitted or released