festering vs bodily fluid

festering and bodily fluid both are nouns.

Word	Noun	Adjective	Verb	Adverb
festering	Yes	No	No	No
bodily fluid	Yes	No	No	No

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

Other hypernyms of festering include body fluid, humor, humour, liquid body substance.

festering (noun)	bodily fluid (noun)
a fluid product of inflammation	the liquid parts of the body
(medicine) the formation of morbific matter in an abscess or a vesicle and the discharge of pus