cumarone vs benzofuran

cumarone and benzofuran both are nouns.

Word	Noun	Adjective	Verb	Adverb
cumarone	Yes	No	No	No
benzofuran	Yes	No	No	No

As nouns, cumarone and benzofuran are synonyms defined as:

cumarone and benzofuran: a colorless oily compound extracted from coal tar and used in manufacturing synthetic resins

Other synonyms of cumarone include coumarone.

cumarone (noun)	benzofuran (noun)
a colorless oily compound extracted from coal tar and used in manufacturing synthetic resins	a colorless oily compound extracted from coal tar and used in manufacturing synthetic resins