cubeb vs pepper vine

cubeb and pepper vine both are nouns.

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

As nouns, pepper vine is a hypernym of cubeb; that is, pepper vine is a word with a broader meaning than cubeb:

Other hypernyms of cubeb include true pepper.

cubeb (noun)	pepper vine (noun)
a cigarette containing cubeb	any of various shrubby vines of the genus Piper
tropical southeast Asian shrubby vine bearing spicy berrylike fruits
spicy fruit of the cubeb vine; when dried and crushed is used medicinally or in perfumery and sometimes smoked in cigarettes