Indian blackwood vs Indian rosewood

Indian blackwood and Indian rosewood both are nouns.

Word	Noun	Adjective	Verb	Adverb
Indian blackwood	Yes	No	No	No
Indian rosewood	Yes	No	No	No

As nouns, Indian blackwood and Indian rosewood are synonyms defined as:

Indian blackwood and Indian rosewood: East Indian tree having a useful dark purple wood

Other synonyms of Indian blackwood include Dalbergia latifolia, East India rosewood, East Indian rosewood.

Indian blackwood (noun)	Indian rosewood (noun)
East Indian tree having a useful dark purple wood	East Indian tree having a useful dark purple wood