angostura vs bark

angostura and bark both are nouns.

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

As nouns, bark is a hypernym of angostura; that is, bark is a word with a broader meaning than angostura:

angostura: the bitter bark of a South American tree; used in medicines and liqueurs and bitters
bark: tough protective covering of the woody stems and roots of trees and other woody plants

angostura (noun)	bark (noun)
the bitter bark of a South American tree; used in medicines and liqueurs and bitters	a sailing ship with 3 (or more) masts
	the sound made by a dog
	a noise resembling the bark of a dog
	tough protective covering of the woody stems and roots of trees and other woody plants