ebony vs sable

ebony and sable both are nouns.

Word	Noun	Adjective	Verb	Adverb
ebony	Yes	Yes	No	No
sable	Yes	Yes	No	No

As nouns, ebony and sable are synonyms defined as:

Other synonyms of ebony include coal black, jet black, pitch black, soot black.

ebony (noun)	sable (noun)
a very dark black	marten of northern Asian forests having luxuriant dark brown fur
tropical tree of southern Asia having hard dark-colored heartwood used in cabinetwork	a scarf (or trimming) made of sable
hard dark-colored heartwood of the ebony tree; used in cabinetwork and for piano keys	an artist's brush made of sable hairs
	a very dark black
	the expensive dark brown fur of the marten

ebony (adjective)	sable (adjective)
of a very dark black	of a dark somewhat brownish black