pungapung vs elephant yam

pungapung and elephant yam both are nouns.

Word	Noun	Adjective	Verb	Adverb
pungapung	Yes	No	No	No
elephant yam	Yes	No	No	No

As nouns, pungapung and elephant yam are synonyms defined as:

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

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

pungapung (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