pomme de prairie vs breadroot

pomme de prairie and breadroot both are nouns.

Word	Noun	Adjective	Verb	Adverb
pomme de prairie	Yes	No	No	No
breadroot	Yes	No	No	No

As nouns, pomme de prairie and breadroot are synonyms defined as:

pomme de prairie and breadroot: densely hairy perennial of central North America having edible tuberous roots

Other synonyms of pomme de prairie include Indian breadroot, pomme blanche, Psoralea esculenta.

pomme de prairie (noun)	breadroot (noun)
densely hairy perennial of central North America having edible tuberous roots	densely hairy perennial of central North America having edible tuberous roots