Where does “zeker” come from?

zeker (Dutch) comes from Middle Dutch sēker, from Old Dutch sikur, from Proto-West Germanic sikur, from Latin sēcūrus, from Latin sē-, from Latin sex, from Proto-Italic seks, from Proto-Indo-European swéḱs — six.

zeker (Dutch): certain, sure; confident, secure; confirmed

Definitions

  1. certain, sure; confident, secure; confirmed

Ancestry of “zeker”, step by step

zeker traces back through two separate lines of ancestry.

via Middle Dutch sēker

StepLanguageWordMeaning
1Middle Dutchsēker—
2Old Dutchsikur—
3Proto-West Germanicsikursecure, safe; sure, certain
4Latinsēcūruscareless, negligent
5Latinsē-apart-; aside-; away
6Latinsexsix; 6
7Proto-Italicsekssix
8Proto-Indo-Europeanswéḱssix

via Arabic ذَكَر

StepLanguageWordMeaning
1Arabicذَكَر—
2Proto-Semiticðikar-man; male; phallus

Words derived from “zeker”

Every word from Proto-Indo-European swéḱs →