polymorph vs organism

polymorph and organism both are nouns.

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

As nouns, organism is a hypernym of polymorph; that is, organism is a word with a broader meaning than polymorph:

polymorph: an organism that can assume more than one adult form as in the castes of ants or termites
organism: a living thing that has (or can develop) the ability to act or function independently

Other hypernyms of polymorph include being.

polymorph (noun)	organism (noun)
an organism that can assume more than one adult form as in the castes of ants or termites	a living thing that has (or can develop) the ability to act or function independently
	a system considered analogous in structure or function to a living body