linnet vs house finch

linnet and house finch both are nouns.

Word	Noun	Adjective	Verb	Adverb
linnet	Yes	No	No	No
house finch	Yes	No	No	No

As nouns, linnet and house finch are synonyms defined as:

linnet and house finch: small finch originally of the western United States and Mexico

Other synonyms of linnet include Carpodacus mexicanus.

linnet (noun)	house finch (noun)
small Old World finch whose male has a red breast and forehead	small finch originally of the western United States and Mexico
small finch originally of the western United States and Mexico