brier-wood vs briarwood

brier-wood and briarwood both are nouns.

Word	Noun	Adjective	Verb	Adverb
brier-wood	Yes	No	No	No
briarwood	Yes	No	No	No

As nouns, brier-wood and briarwood are synonyms defined as:

brier-wood and briarwood: wood from the hard woody root of the briar Erica arborea; used to make tobacco pipes

Other synonyms of brier-wood include brierwood.

brier-wood (noun)	briarwood (noun)
wood from the hard woody root of the briar Erica arborea; used to make tobacco pipes	wood from the hard woody root of the briar Erica arborea; used to make tobacco pipes