bannock vs flatbread

bannock and flatbread both are nouns.

Word	Noun	Adjective	Verb	Adverb
bannock	Yes	No	No	No
flatbread	Yes	No	No	No

As nouns, flatbread is a hypernym of bannock; that is, flatbread is a word with a broader meaning than bannock:

bannock: a flat bread made of oat or barley flour; common in New England and Scotland
flatbread: any of various breads made from usually unleavened dough

bannock (noun)	flatbread (noun)
a flat bread made of oat or barley flour; common in New England and Scotland	any of various breads made from usually unleavened dough