manioca vs cassava starch

manioca and cassava starch both are nouns.

Word	Noun	Adjective	Verb	Adverb
manioca	Yes	No	No	No
cassava starch	Yes	No	No	No

As nouns, manioca and cassava starch are synonyms defined as:

manioca and cassava starch: a starch made by leaching and drying the root of the cassava plant; the source of tapioca; a staple food in the tropics

Other synonyms of manioca include cassava, manioc.

manioca (noun)	cassava starch (noun)
a starch made by leaching and drying the root of the cassava plant; the source of tapioca; a staple food in the tropics	a starch made by leaching and drying the root of the cassava plant; the source of tapioca; a staple food in the tropics