art vs appraiser

art and appraiser both are nouns.

Word	Noun	Adjective	Verb	Adverb
art	Yes	No	No	No
appraiser	Yes	No	No	No

art (noun)	appraiser (noun)
the creation of beautiful or significant things	one who estimates officially the worth or value or quality of things
the products of human creativity; works of art collectively	one who determines authenticity (as of works of art) or who guarantees validity
a superior skill that you can learn by study and practice and observation
photographs or other visual representations in a printed publication