Where does “Ó” come from?

Ó (Irish) comes from Irish ua, from Old Irish áue, from Primitive Irish ᚐᚃᚔ, from Proto-Celtic awyos, from Proto-Indo-European h₂ewh₂yos — grandfather.

Ó (Irish): Alternative form of ó used in surnames

Definitions

  1. Alternative form of ó used in surnames

Ancestry of “Ó”, step by step

Ó traces back through two separate lines of ancestry.

via Irish ua

StepLanguageWordMeaning
1IrishuaArchaic form of ó
2Old Irisháuegrandson
3Primitive Irishᚐᚃᚔdescendant
4Proto-Celticawyos
5Proto-Indo-Europeanh₂ewh₂yosgrandfather

via Middle Irish ó

StepLanguageWordMeaning
1Middle Irishóear; some part of a cloak; some part of a shield,...
2Old Irishófrom, of; by; since, after
3Proto-Celtic*auaway from
4Proto-Indo-Europeanh₂ewaway from, off; again
5Proto-Indo-EuropeanǵʰePostpositional intensifying particle: indeed, at any rate, in fact

Words derived from “Ó

Every word from Proto-Indo-European h₂ewh₂yosEvery word from Proto-Celtic awyosEvery word from Primitive Irish ᚐᚃᚔ