tulipwood vs yellow poplar

tulipwood and yellow poplar both are nouns.

Word	Noun	Adjective	Verb	Adverb
tulipwood	Yes	No	No	No
yellow poplar	Yes	No	No	No

As nouns, tulipwood and yellow poplar are synonyms defined as:

tulipwood and yellow poplar: light easily worked wood of a tulip tree; used for furniture and veneer

Other synonyms of tulipwood include true tulipwood, white poplar, whitewood.

tulipwood (noun)	yellow poplar (noun)
light easily worked wood of a tulip tree; used for furniture and veneer	tall North American deciduous timber tree having large tulip-shaped greenish yellow flowers and conelike fruit; yields soft white woods used especially for cabinet work
the variegated or showily striped ornamental wood of various tulipwood trees	light easily worked wood of a tulip tree; used for furniture and veneer