bunting vs finch

bunting and finch both are nouns.

Word	Noun	Adjective	Verb	Adverb
bunting	Yes	No	No	No
finch	Yes	No	No	No

As nouns, finch is a hypernym of bunting; that is, finch is a word with a broader meaning than bunting:

bunting: any of numerous seed-eating songbirds of Europe or North America
finch: any of numerous small songbirds with short stout bills adapted for crushing seeds

bunting (noun)	finch (noun)
any of numerous seed-eating songbirds of Europe or North America	any of numerous small songbirds with short stout bills adapted for crushing seeds
a loosely woven fabric used for flags, etc.