cur vs feist

cur and feist both are nouns.

Word	Noun	Adjective	Verb	Adverb
cur	Yes	No	No	No
feist	Yes	No	No	No

As nouns, feist is a hyponym of cur; that is, feist is a word with a more specific, narrower meaning than cur:

Other hyponyms of cur include fice, pariah dog, pie-dog, pye-dog.

cur (noun)	feist (noun)
an inferior dog or one of mixed breed	a nervous belligerent little mongrel dog
a cowardly or contemptible person