snow leopard vs ounce

snow leopard and ounce both are nouns.

Word	Noun	Adjective	Verb	Adverb
snow leopard	Yes	No	No	No
ounce	Yes	No	No	No

As nouns, snow leopard and ounce are synonyms defined as:

snow leopard and ounce: large feline of upland central Asia having long thick whitish fur

Other synonyms of snow leopard include Panthera uncia.

snow leopard (noun)	ounce (noun)
large feline of upland central Asia having long thick whitish fur	large feline of upland central Asia having long thick whitish fur
	a unit of weight equal to one sixteenth of a pound or 16 drams or 28.349 grams
	a unit of apothecary weight equal to 480 grains or one twelfth of a troy pound