American arrowroot vs obedience plant

American arrowroot and obedience plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
American arrowroot	Yes	No	No	No
obedience plant	Yes	No	No	No

As nouns, American arrowroot and obedience plant are synonyms defined as:

American arrowroot and obedience plant: white-flowered West Indian plant whose root yields arrowroot starch

Other synonyms of American arrowroot include arrowroot, Maranta arundinaceae.

American arrowroot (noun)	obedience plant (noun)
white-flowered West Indian plant whose root yields arrowroot starch	white-flowered West Indian plant whose root yields arrowroot starch