lymph vs liquid body substance

lymph and liquid body substance both are nouns.

Word	Noun	Adjective	Verb	Adverb
lymph	Yes	No	No	No
liquid body substance	Yes	No	No	No

As nouns, liquid body substance is a hypernym of lymph; that is, liquid body substance is a word with a broader meaning than lymph:

lymph: a thin coagulable fluid (similar to plasma but) containing white blood cells (lymphocytes) and chyle; is conveyed to the blood stream by lymphatic vessels
liquid body substance: the liquid parts of the body

Other hypernyms of lymph include bodily fluid, body fluid, humor, humour.

lymph (noun)	liquid body substance (noun)
a thin coagulable fluid (similar to plasma but) containing white blood cells (lymphocytes) and chyle; is conveyed to the blood stream by lymphatic vessels	the liquid parts of the body