impasto vs painting

impasto and painting both are nouns.

Word	Noun	Adjective	Verb	Adverb
impasto	Yes	No	No	No
painting	Yes	No	No	No

As nouns, painting is a hypernym of impasto; that is, painting is a word with a broader meaning than impasto:

impasto: painting that applies the pigment thickly so that brush or palette knife marks are visible
painting: creating a picture with paints

impasto (noun)	painting (noun)
painting that applies the pigment thickly so that brush or palette knife marks are visible	creating a picture with paints
	the occupation of a house painter
	the act of applying paint to a surface
	graphic art consisting of an artistic composition made by applying paints to a surface