buffalo nut vs Pyrularia pubera

buffalo nut and Pyrularia pubera both are nouns.

Word	Noun	Adjective	Verb	Adverb
buffalo nut	Yes	No	No	No
Pyrularia pubera	Yes	No	No	No

As nouns, buffalo nut and Pyrularia pubera are synonyms defined as:

buffalo nut and Pyrularia pubera: shrub of southeastern United States parasitic on roots of hemlocks having sparse spikes of greenish flowers and pulpy drupes

Other synonyms of buffalo nut include rabbitwood.

buffalo nut (noun)	Pyrularia pubera (noun)
shrub of southeastern United States parasitic on roots of hemlocks having sparse spikes of greenish flowers and pulpy drupes	shrub of southeastern United States parasitic on roots of hemlocks having sparse spikes of greenish flowers and pulpy drupes
oily drupaceous fruit of rabbitwood