Luscinia luscinia vs thrush

Luscinia luscinia and thrush both are nouns.

Word	Noun	Adjective	Verb	Adverb
Luscinia luscinia	Yes	No	No	No
thrush	Yes	No	No	No

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

Luscinia luscinia: large nightingale of eastern Europe
thrush: songbirds characteristically having brownish upper plumage with a spotted breast

Luscinia luscinia (noun)	thrush (noun)
large nightingale of eastern Europe	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