tapioca plant vs bitter cassava

tapioca plant and bitter cassava both are nouns.

Word	Noun	Adjective	Verb	Adverb
tapioca plant	Yes	No	No	No
bitter cassava	Yes	No	No	No

As nouns, tapioca plant and bitter cassava are synonyms defined as:

tapioca plant and bitter cassava: cassava with long tuberous edible roots and soft brittle stems; used especially to make cassiri (an intoxicating drink) and tapioca

Other synonyms of tapioca plant include gari, mandioc, mandioca, Manihot esculenta, Manihot utilissima, manioc.

tapioca plant (noun)	bitter cassava (noun)
cassava with long tuberous edible roots and soft brittle stems; used especially to make cassiri (an intoxicating drink) and tapioca	cassava with long tuberous edible roots and soft brittle stems; used especially to make cassiri (an intoxicating drink) and tapioca