Where does “cros-toirchigh” come from?

cros-toirchigh (Irish) 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.

cros-toirchigh (Irish): cross-fertilize

Definitions

  1. cross-fertilize

Ancestry of “cros-toirchigh”, 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
Every word from Proto-Indo-European sḱer- →Every word from Proto-Italic *kruks →Every word from Latin crux →