liquid body substance vs bodily fluid

liquid body substance and bodily fluid both are nouns.

Word	Noun	Adjective	Verb	Adverb
liquid body substance	Yes	No	No	No
bodily fluid	Yes	No	No	No

As nouns, liquid body substance and bodily fluid are synonyms defined as:

Other synonyms of liquid body substance include body fluid, humor, humour.

liquid body substance (noun)	bodily fluid (noun)
the liquid parts of the body	the liquid parts of the body