reversible vs natural philosophy

reversible and natural philosophy both are nouns.

Word	Noun	Adjective	Verb	Adverb
reversible	Yes	Yes	No	No
natural philosophy	Yes	No	No	No

reversible (noun)	natural philosophy (noun)
a garment (especially a coat) that can be worn inside out (with either side of the cloth showing)	the science of matter and energy and their interactions

reversible (adjective)	natural philosophy (adjective)
capable of reversing or being reversed
capable of being reversed or used with either side out
capable of assuming or producing either of two states
capable of being reversed