Reconstruction:Proto-Germanic/dīkaz

Etymology
. Two Indo-European etymologies are plausible: Importantly, the former assumes an original meaning *“something dug out; ditch”, while the latter assumes *“something constructed”.
 * From . Cognate with 🇨🇬, 🇨🇬.
 * From  ~  with regular reduction, via Kluge's law from a  n-stem, gen. , from.

Noun

 * 1) pool, puddle
 * 2) earthwork: ditch, dyke, dam