fixture vs artefact

fixture and artefact both are nouns.

Word	Noun	Adjective	Verb	Adverb
fixture	Yes	No	No	No
artefact	Yes	No	No	No

As nouns, artefact is a hypernym of fixture; that is, artefact is a word with a broader meaning than fixture:

Other hypernyms of fixture include artifact.

fixture (noun)	artefact (noun)
the act of putting something in working order again	a man-made object taken as a whole
an object firmly fixed in place (especially in a household)
the quality of being fixed in place as by some firm attachment
a regular patron