cytol vs living substance

cytol and living substance both are nouns.

Word	Noun	Adjective	Verb	Adverb
cytol	Yes	No	No	No
living substance	Yes	No	No	No

As nouns, living substance is a hypernym of cytol; that is, living substance is a word with a broader meaning than cytol:

cytol: the protoplasm of a cell excluding the nucleus; is full of proteins that control cell metabolism
living substance: the substance of a living cell (including cytoplasm and nucleus)

Other hypernyms of cytol include protoplasm.

cytol (noun)	living substance (noun)
the protoplasm of a cell excluding the nucleus; is full of proteins that control cell metabolism	the substance of a living cell (including cytoplasm and nucleus)