sgraffito vs ornament

sgraffito and ornament both are nouns.

Word	Noun	Adjective	Verb	Adverb
sgraffito	Yes	No	No	No
ornament	Yes	No	Yes	No

As nouns, ornament is a hypernym of sgraffito; that is, ornament is a word with a broader meaning than sgraffito:

sgraffito: a ceramic or mural decoration made by scratching off a surface layer to reveal the ground
ornament: something used to beautify

Other hypernyms of sgraffito include decoration, ornamentation.

sgraffito (noun)	ornament (noun)
a ceramic or mural decoration made by scratching off a surface layer to reveal the ground	something used to beautify

sgraffito (verb)	ornament (verb)
	make more attractive by adding ornament, colour, etc.
	be an ornament to