polymorph

Noun

 * 1)  Any organism that shows polymorphism.
 * 2)  Any substance or mineral that forms different types of crystal.
 * 3)  The transformation of an item or creature into something different by magic.

Verb

 * 1)  To transform; to change into another form.
 * 2)  To transform into something different by magic.

Adjective

 * 1) polymorphous