yellow bile vs bodily fluid

yellow bile and bodily fluid both are nouns.

Word	Noun	Adjective	Verb	Adverb
yellow bile	Yes	No	No	No
bodily fluid	Yes	No	No	No

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

yellow bile: a humor that was once believed to be secreted by the liver and to cause irritability and anger
bodily fluid: the liquid parts of the body

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

yellow bile (noun)	bodily fluid (noun)
a humor that was once believed to be secreted by the liver and to cause irritability and anger	the liquid parts of the body