Where does “ecka” come from?

ecka (Old High German) comes from Proto-West Germanic aggju, from Proto-Germanic agjō, from Proto-Indo-European h₂eḱ- — sharp.

Ancestry of “ecka”, step by step

StepLanguageWordMeaning
1Proto-West Germanicaggjuedge, corner
2Proto-Germanicagjōedge, corner
3Proto-Indo-Europeanh₂eḱ-sharp

Words derived from “ecka”

Every word from Proto-Indo-European h₂eḱ- →Every word from Proto-Germanic agjō →Every word from Proto-West Germanic aggju →