angostura vs angostura bark

angostura and angostura bark both are nouns.

Word	Noun	Adjective	Verb	Adverb
angostura	Yes	No	No	No
angostura bark	Yes	No	No	No

As nouns, angostura and angostura bark are synonyms defined as:

angostura and angostura bark: the bitter bark of a South American tree; used in medicines and liqueurs and bitters

angostura (noun)	angostura bark (noun)
the bitter bark of a South American tree; used in medicines and liqueurs and bitters	the bitter bark of a South American tree; used in medicines and liqueurs and bitters