Sumatran benzoin vs benzoin

Sumatran benzoin and benzoin both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sumatran benzoin	Yes	No	No	No
benzoin	Yes	No	No	No

As nouns, benzoin is a hypernym of Sumatran benzoin; that is, benzoin is a word with a broader meaning than Sumatran benzoin:

Sumatran benzoin: a type of benzoin resin obtained from Styrax benzoin, which grows predominantly on the island of Sumatra.
benzoin: gum resin used especially in treating skin irritation

Other hypernyms of Sumatran benzoin include asa dulcis, benjamin, gum benjamin, gum benzoin.

Sumatran benzoin (noun)	benzoin (noun)
a type of benzoin resin obtained from Styrax benzoin, which grows predominantly on the island of Sumatra.	gum resin used especially in treating skin irritation