chammy vs wash leather

chammy and wash leather both are nouns.

Word	Noun	Adjective	Verb	Adverb
chammy	Yes	No	No	No
wash leather	Yes	No	No	No

As nouns, wash leather is a hyponym of chammy; that is, wash leather is a word with a more specific, narrower meaning than chammy:

chammy: a soft suede leather formerly from the skin of the chamois antelope but now from sheepskin
wash leather: piece of chamois used for cleaning and polishing

chammy (noun)	wash leather (noun)
a soft suede leather formerly from the skin of the chamois antelope but now from sheepskin	piece of chamois used for cleaning and polishing