napery vs tray cloth

napery and tray cloth both are nouns.

Word	Noun	Adjective	Verb	Adverb
napery	Yes	No	No	No
tray cloth	Yes	No	No	No

As nouns, tray cloth is a hyponym of napery; that is, tray cloth is a word with a more specific, narrower meaning than napery:

Other hyponyms of napery include damask, napkin, serviette, table napkin, place mat, tablecloth.

napery (noun)	tray cloth (noun)
linens for the dining table	table linen consisting of a small cloth for a tray