nonobjective vs abstractionist

nonobjective is not a noun while abstractionist is a noun.

Word	Noun	Adjective	Verb	Adverb
nonobjective	No	Yes	No	No
abstractionist	Yes	Yes	No	No

As adjectives, nonobjective and abstractionist are synonyms defined as:

nonobjective and abstractionist: not representing or imitating external reality or the objects of nature

Other synonyms of nonobjective include abstract, nonfigurative.

nonobjective (noun)	abstractionist (noun)
	a painter of abstract pictures

nonobjective (adjective)	abstractionist (adjective)
not representing or imitating external reality or the objects of nature	not representing or imitating external reality or the objects of nature