hankey vs piece of cloth

hankey and piece of cloth both are nouns.

Word	Noun	Adjective	Verb	Adverb
hankey	Yes	No	No	No
piece of cloth	Yes	No	No	No

As nouns, piece of cloth is a hypernym of hankey; that is, piece of cloth is a word with a broader meaning than hankey:

hankey: a square piece of cloth used for wiping the eyes or nose or as a costume accessory
piece of cloth: a separate part consisting of fabric

Other hypernyms of hankey include piece of material.

hankey (noun)	piece of cloth (noun)
a square piece of cloth used for wiping the eyes or nose or as a costume accessory	a separate part consisting of fabric