thrasher vs mocking thrush

thrasher and mocking thrush both are nouns.

Word	Noun	Adjective	Verb	Adverb
thrasher	Yes	No	No	No
mocking thrush	Yes	No	No	No

As nouns, thrasher and mocking thrush are synonyms defined as:

thrasher and mocking thrush: thrush-like American songbird able to mimic other birdsongs

thrasher (noun)	mocking thrush (noun)
thrush-like American songbird able to mimic other birdsongs	thrush-like American songbird able to mimic other birdsongs
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