Where does “a tuath” come from?

a tuath (Scottish Gaelic) comes from Middle Irish atúaid, from Old Irish antúaid, from Old Irish an-, from Proto-Celtic an-, from Proto-Indo-European n̥-, from Proto-Indo-European ne — not.

a tuath (Scottish Gaelic): north, northern

Definitions

  1. north, northern

Ancestry of “a tuath”, step by step

StepLanguageWordMeaning
1Middle Irishatúaid—
2Old Irishantúaidfrom the north
3Old Irishan-un-, not; very
4Proto-Celtican-un-, not
5Proto-Indo-Europeann̥-not, un-
6Proto-Indo-Europeannenot
Every word from Proto-Indo-European ne →Every word from Proto-Indo-European n̥- →Every word from Old Irish an- →