polymorph vs polymorphic

polymorph is a noun but polymorphic is not a noun.

Word	Noun	Adjective	Verb	Adverb
polymorph	Yes	No	No	No
polymorphic	No	Yes	No	No

polymorph (noun)	polymorphic (noun)
an organism that can assume more than one adult form as in the castes of ants or termites

polymorph (adjective)	polymorphic (adjective)
	relating to the occurrence of more than one kind of individual (independent of sexual differences) in an interbreeding population
	relating to the crystallization of a compound in two or more different forms
	having or occurring in several distinct forms