festering vs body process

festering and body process both are nouns.

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

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

festering: (medicine) the formation of morbific matter in an abscess or a vesicle and the discharge of pus
body process: an organic process that takes place in the body

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

festering (noun)	body process (noun)
a fluid product of inflammation	an organic process that takes place in the body
(medicine) the formation of morbific matter in an abscess or a vesicle and the discharge of pus