sable's hair pencil vs sable

sable's hair pencil and sable both are nouns.

Word	Noun	Adjective	Verb	Adverb
sable's hair pencil	Yes	No	No	No
sable	Yes	Yes	No	No

As nouns, sable's hair pencil and sable are synonyms defined as:

Other synonyms of sable's hair pencil include sable brush.

sable's hair pencil (noun)	sable (noun)
an artist's brush made of sable hairs	marten of northern Asian forests having luxuriant dark brown fur
	a scarf (or trimming) made of sable
	an artist's brush made of sable hairs
	a very dark black
	the expensive dark brown fur of the marten

sable's hair pencil (adjective)	sable (adjective)
	of a dark somewhat brownish black