elephant yam vs telingo potato

elephant yam and telingo potato both are nouns.

Word	Noun	Adjective	Verb	Adverb
elephant yam	Yes	No	No	No
telingo potato	Yes	No	No	No

As nouns, elephant yam and telingo potato are synonyms defined as:

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

Other synonyms of elephant yam include Amorphophallus campanulatus, Amorphophallus paeonifolius, pungapung.

elephant yam (noun)	telingo potato (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