nonconformist vs nonconforming

nonconformist is a noun but nonconforming is not a noun.

Word	Noun	Adjective	Verb	Adverb
nonconformist	Yes	Yes	No	No
nonconforming	No	Yes	No	No

As adjectives, nonconformist and nonconforming are synonyms defined as:

nonconformist and nonconforming: not conforming to established customs or doctrines especially in religion

nonconformist (noun)	nonconforming (noun)
someone who refuses to conform to established standards of conduct

nonconformist (adjective)	nonconforming (adjective)
not conforming to some norm or socially approved pattern of behavior or thought	not conforming to established customs or doctrines especially in religion
not conforming to established customs or doctrines especially in religion