thrasher vs oscine bird

thrasher and oscine bird both are nouns.

Word	Noun	Adjective	Verb	Adverb
thrasher	Yes	No	No	No
oscine bird	Yes	No	No	No

As nouns, oscine bird is a hypernym of thrasher; that is, oscine bird is a word with a broader meaning than thrasher:

Other hypernyms of thrasher include oscine.

thrasher (noun)	oscine bird (noun)
thrush-like American songbird able to mimic other birdsongs	passerine bird having specialized vocal apparatus
large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed
a farm machine for separating seeds or grain from the husks and straw