cubeb vine vs Java pepper

cubeb vine and Java pepper both are nouns.

Word	Noun	Adjective	Verb	Adverb
cubeb vine	Yes	No	No	No
Java pepper	Yes	No	No	No

As nouns, cubeb vine and Java pepper are synonyms defined as:

cubeb vine and Java pepper: tropical southeast Asian shrubby vine bearing spicy berrylike fruits

Other synonyms of cubeb vine include cubeb, Piper cubeba.

cubeb vine (noun)	Java pepper (noun)
tropical southeast Asian shrubby vine bearing spicy berrylike fruits	tropical southeast Asian shrubby vine bearing spicy berrylike fruits