Where does “Ó Flannagáin” come from?

Ó Flannagáin (Irish) comes from Irish flann, from Middle Irish flann, from Proto-Celtic wlannos, from Proto-Indo-European welh₃- — to hit, to strike.

Ancestry of “Ó Flannagáin”, step by step

StepLanguageWordMeaning
1Irishflannblood-red; blood
2Middle Irishflannblood-red, crimson; blood
3Proto-Celticwlannos
4Proto-Indo-Europeanwelh₃-to hit, to strike

Words derived from “Ó Flannagáin

Every word from Proto-Indo-European welh₃-Every word from Proto-Celtic wlannosEvery word from Middle Irish flann