rigger brush vs rigger

rigger brush and rigger both are nouns.

Word	Noun	Adjective	Verb	Adverb
rigger brush	Yes	No	No	No
rigger	Yes	No	No	No

As nouns, rigger brush and rigger are synonyms defined as:

rigger brush and rigger: a long slender pointed sable brush used by artists

rigger brush (noun)	rigger (noun)
a long slender pointed sable brush used by artists	a long slender pointed sable brush used by artists
	a sailing vessel with a specified rig
	someone who rigs ships
	someone who works on an oil rig