artefact vs decoration

Other hyponyms of artefact include article, facility, Americana, anachronism, antiquity, block, button, commodity, good, trade good, cone, covering, creation, decker, ornament, ornamentation, electroplate, excavation, duplicate, extra, cloth, fabric, material, textile, facility, installation, fixture, float, insert, inset, instrumentality, instrumentation, means, bed, layer, lemon, stinker, line, marker, mystification, opening, cushioning, padding, plaything, toy, ready-made, restoration, flat solid, sheet, sphere, square, squeaker, slip, strip, construction, structure, surface, thing, track, way, weight, building material, pavement, paving, paving material.