apatite vs phosphorus

apatite and phosphorus both are nouns.

Word	Noun	Adjective	Verb	Adverb
apatite	Yes	No	No	No
phosphorus	Yes	No	No	No

apatite (noun)	phosphorus (noun)
a common complex mineral consisting of calcium fluoride phosphate or calcium chloride phosphate; a source of phosphorus	a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms