expectoration vs body process

expectoration and body process both are nouns.

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

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

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

expectoration (noun)	body process (noun)
the act of spitting (forcefully expelling saliva)	an organic process that takes place in the body
the process of coughing up and spitting out