Amorphophallus campanulatus vs elephant yam

Amorphophallus campanulatus and elephant yam both are nouns.

Word	Noun	Adjective	Verb	Adverb
Amorphophallus campanulatus	Yes	No	No	No
elephant yam	Yes	No	No	No

As nouns, Amorphophallus campanulatus and elephant yam are synonyms defined as:

Amorphophallus campanulatus and elephant yam: putrid-smelling aroid of southeastern Asia (especially the Philippines) grown for its edible tuber

Other synonyms of Amorphophallus campanulatus include Amorphophallus paeonifolius, pungapung, telingo potato.

Amorphophallus campanulatus (noun)	elephant yam (noun)
putrid-smelling aroid of southeastern Asia (especially the Philippines) grown for its edible tuber	putrid-smelling aroid of southeastern Asia (especially the Philippines) grown for its edible tuber