An Etymological Dictionary of the German Language/Annotated/Schildpatt

by Friedrich Kluge

Schildpatt, neuter, ‘tortoise-shell,’ Modern High German only, from Low German and Dutch schildpad, ‘tortoise’ and ‘tortoise-shell.’ The early history of Dutch padde, ‘toad,’ English puddock and Old Icelandic padda, ‘toad,’ is obscure.