Where does “daicheadú” come from?

daicheadú (Irish) comes from Irish daichead, from Irish dó, from Middle Irish ro-, from Old Irish ro-, from Proto-Celtic ɸro-, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

daicheadú (Irish): fortieth

Definitions

  1. fortieth

Ancestry of “daicheadú”, step by step

StepLanguageWordMeaning
1Irishdaicheadforty, twoscore; forty, a group of forty, two...
2Irishdótwo; third-person singular masculine of do;...
3Middle Irishro-—
4Old Irishro-indicates a perfective aspect; indicates...
5Proto-Celticɸro-before, in front of; in addition; to completion
6Proto-Indo-Europeanper-before, in front; first; to go through
7Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European pr̥tós →Every word from Proto-Indo-European per- →Every word from Old Irish ro- →