chamois vs chammy

chamois and chammy both are nouns.

Word	Noun	Adjective	Verb	Adverb
chamois	Yes	No	No	No
chammy	Yes	No	No	No

As nouns, chamois and chammy are synonyms defined as:

chamois and chammy: a soft suede leather formerly from the skin of the chamois antelope but now from sheepskin

Other synonyms of chamois include chammy leather, chamois leather, shammy, shammy leather.

chamois (noun)	chammy (noun)
hoofed mammal of mountains of Eurasia having upright horns with backward-hooked tips	a soft suede leather formerly from the skin of the chamois antelope but now from sheepskin
a soft suede leather formerly from the skin of the chamois antelope but now from sheepskin