patchwork quilt vs quilt

patchwork quilt and quilt both are nouns.

Word	Noun	Adjective	Verb	Adverb
patchwork quilt	Yes	No	No	No
quilt	Yes	No	Yes	No

As nouns, quilt is a hypernym of patchwork quilt; that is, quilt is a word with a broader meaning than patchwork quilt:

patchwork quilt: a quilt made by sewing patches of different materials together
quilt: bedding made of two layers of cloth filled with stuffing and stitched together

Other hypernyms of patchwork quilt include comfort, comforter, puff.

patchwork quilt (noun)	quilt (noun)
a quilt made by sewing patches of different materials together	bedding made of two layers of cloth filled with stuffing and stitched together

patchwork quilt (verb)	quilt (verb)
	create by stitching together
	stitch or sew together