Turdus iliacus vs thrush

Turdus iliacus and thrush both are nouns.

Word	Noun	Adjective	Verb	Adverb
Turdus iliacus	Yes	No	No	No
thrush	Yes	No	No	No

As nouns, thrush is a hypernym of Turdus iliacus; that is, thrush is a word with a broader meaning than Turdus iliacus:

Turdus iliacus: small European thrush having reddish flanks
thrush: songbirds characteristically having brownish upper plumage with a spotted breast

Turdus iliacus (noun)	thrush (noun)
small European thrush having reddish flanks	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