clay-colored robin vs thrush

clay-colored robin and thrush both are nouns.

Word	Noun	Adjective	Verb	Adverb
clay-colored robin	Yes	No	No	No
thrush	Yes	No	No	No

As nouns, thrush is a hypernym of clay-colored robin; that is, thrush is a word with a broader meaning than clay-colored robin:

clay-colored robin: robin of Mexico and Central America
thrush: songbirds characteristically having brownish upper plumage with a spotted breast

clay-colored robin (noun)	thrush (noun)
robin of Mexico and Central America	songbirds characteristically having brownish upper plumage with a spotted breast
	a woman who sings popular songs
	candidiasis of the oral cavity; seen mostly in infants or debilitated adults