double-faced vs reversible

double-faced is not a noun while reversible is a noun.

Word	Noun	Adjective	Verb	Adverb
double-faced	No	Yes	No	No
reversible	Yes	Yes	No	No

double-faced (noun)	reversible (noun)
	a garment (especially a coat) that can be worn inside out (with either side of the cloth showing)

double-faced (adjective)	reversible (adjective)
marked by deliberate deceptiveness especially by pretending one set of feelings and acting under the influence of another	capable of reversing or being reversed
(of fabrics) having faces on both sides	capable of being reversed or used with either side out
	capable of assuming or producing either of two states
	capable of being reversed