Where does “certeyn” come from?

certeyn (Middle English) comes from Old French certain, from Vulgar Latin certanus, from Latin certus, from Proto-Indo-European krey- — to sift, separate, divide.

certeyn (Middle English): Specified, prescribed, fixed; A certain; Real,...

Definitions

  1. Specified, prescribed, fixed; A certain; Real,...

Ancestry of “certeyn”, step by step

StepLanguageWordMeaning
1Old Frenchcertaincertain; sure
2Vulgar Latincertanuscertain
3Latincertuscertain; fixed, settled, firm; resolved,...
4Proto-Indo-Europeankrey-to sift, separate, divide

Words derived from “certeyn”

Every word from Proto-Indo-European krey- →Every word from Latin certus →Every word from Vulgar Latin certanus →