Where does “leithead” come from?

leithead (Irish) comes from Old Irish leithet, from Proto-Celtic ɸlitanos, from Proto-Indo-European pl̥th₂-enos, from Proto-Indo-European pleth₂- — flat.

leithead (Irish): width, breadth; overweening pride, conceit,...

Definitions

  1. width, breadth; overweening pride, conceit,...

Ancestry of “leithead”, step by step

leithead traces back through two separate lines of ancestry.

via Old Irish leithet

StepLanguageWordMeaning
1Old Irishleithet
2Proto-Celticɸlitanosbroad, wide
3Proto-Indo-Europeanpl̥th₂-enos
4Proto-Indo-Europeanpleth₂-flat

via Proto-Indo-European leith-

StepLanguageWordMeaning
1Proto-Indo-Europeanleith-to leave, depart, die; to leave, die

Words derived from “leithead

Every word from Proto-Indo-European pleth₂-Every word from Proto-Indo-European pl̥th₂-enosEvery word from Proto-Celtic ɸlitanos