Where does “cross-” come from?

cross- (English) comes from Irish cros-, from Irish cros, from Old Irish cros, from Latin crux, from Proto-Italic *kruks, from Proto-Indo-European sḱer- — to caw, crow.

cross- (English): exchange; switch; across; Indicating...

Definitions

  1. exchange; switch; across; Indicating...

Ancestry of “cross-”, step by step

StepLanguageWordMeaning
1Irishcros-cross-
2Irishcroscross; crosspiece; trial, affliction
3Old Irishcroscross
4Latincruxwooden frame on which criminals were crucified,...
5Proto-Italic*kruks
6Proto-Indo-Europeansḱer-to caw, crow

Words derived from “cross-

Every word from Proto-Indo-European sḱer-