An Etymological Dictionary of the German Language/Annotated/Kolk

by Friedrich Kluge

Kolk, masculine, ‘deep pool,’ Low German; Dutch kolk, masculine, ‘eddy, abyss, hole.’ Compare Sanscrit gárgara, masculine; yet according to Latin gurges, ‘eddy, whirlpool, abyss,’ Teutonic r and not l ought to correspond to Indian r.