Where does “wrenthrush” come from?

wrenthrush (English) comes from English thrush, from Middle English thrusche, from Old English þrysċe, from Proto-Germanic þruskijǭ.

wrenthrush (English): A bird of the species Zeledonia coronata, native to certain montane forests of Costa Rica and Panama

Definitions

  1. A bird of the species Zeledonia coronata, native to certain montane forests of Costa Rica and Panama

Ancestry of “wrenthrush”, step by step

wrenthrush traces back through two separate lines of ancestry.

via English thrush

StepLanguageWordMeaning
1EnglishthrushAny of several species of songbirds of the family...
2Middle EnglishthruscheA thrush or its meat
3Old Englishþrysċethrush
4Proto-Germanicþruskijǭ

via English Wren

StepLanguageWordMeaning
1EnglishWrenA female member of the Royal Navy
2Middle Englishwrennewren
3Old Englishwrennawren
4Proto-West Germanic*wrandijō
Every word from Proto-Germanic þruskijǭEvery word from Old English þrysċeEvery word from Middle English thrusche