Where does “Ó Lúbaigh” come from?

Ó Lúbaigh (Irish) comes from Irish lúbach, from Irish -ach, from Middle Irish -ach, from Old Irish -ach, from Proto-Celtic -ākos, from Proto-Indo-European -eh₂ḱos, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

Ancestry of “Ó Lúbaigh”, step by step

StepLanguageWordMeaning
1Irishlúbachlanding net; looped, coiled; twisting, winding,...
2Irish-achForms nouns from other nouns and adjectives with...
3Middle Irish-achForms adjectives meaning "related to, having,...
4Old Irish-achForms adjectives meaning "related to, having,...
5Proto-Celtic-ākosForms adjectives from nouns and adjectives with...
6Proto-Indo-European-eh₂ḱos
7Proto-Indo-European-kosCreates deadjectival and desubstantival...

Words derived from “Ó Lúbaigh

Every word from Proto-Indo-European -kosEvery word from Irish -achEvery word from Old Irish -ach