tuba root vs derris root

tuba root and derris root both are nouns.

Word	Noun	Adjective	Verb	Adverb
tuba root	Yes	No	No	No
derris root	Yes	No	No	No

As nouns, tuba root and derris root are synonyms defined as:

tuba root and derris root: woody vine having bright green leaves and racemes of rose-tinted white flowers; the swollen roots contain rotenone

Other synonyms of tuba root include Derris elliptica.

tuba root (noun)	derris root (noun)
woody vine having bright green leaves and racemes of rose-tinted white flowers; the swollen roots contain rotenone	woody vine having bright green leaves and racemes of rose-tinted white flowers; the swollen roots contain rotenone