abstractionism vs unrealism

abstractionism and unrealism both are nouns.

Word	Noun	Adjective	Verb	Adverb
abstractionism	Yes	No	No	No
unrealism	Yes	No	No	No

As nouns, abstractionism and unrealism are synonyms defined as:

abstractionism and unrealism: a representation having no reference to concrete objects or specific examples

abstractionism (noun)	unrealism (noun)
an abstract genre of art; artistic content depends on internal form rather than pictorial representation	a representation having no reference to concrete objects or specific examples
a representation having no reference to concrete objects or specific examples