restoration vs artifact

restoration and artifact both are nouns.

Word	Noun	Adjective	Verb	Adverb
restoration	Yes	No	No	No
artifact	Yes	No	No	No

As nouns, artifact is a hypernym of restoration; that is, artifact is a word with a broader meaning than restoration:

Other hypernyms of restoration include artefact.

restoration (noun)	artifact (noun)
the act of restoring something or someone to a satisfactory state	a man-made object taken as a whole
getting something back again
some artifact that has been restored or reconstructed
a model that represents the landscape of a former geological age or that represents and extinct animal etc.
the state of being restored to its former good condition