Where does “tiarnaigh” come from?

tiarnaigh (Irish) comes from Irish Tiarna, from Old Irish tigerna, from Old Irish tigernae, from Old Irish tigern, from Proto-Celtic tigernos, from Proto-Celtic -īnos, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.

tiarnaigh (Irish): rule over, dominate

Definitions

  1. rule over, dominate

Ancestry of “tiarnaigh”, step by step

StepLanguageWordMeaning
1IrishTiarnaLord
2Old Irishtigerna—
3Old Irishtigernaelord
4Old Irishtigern—
5Proto-Celtictigernoslord, ruler
6Proto-Celtic-īnosOf or pertaining to; -ine
7Proto-Indo-European-iHnosCreates adjectives of materials
8Proto-Indo-European-no-adjectival suffix
Every word from Proto-Indo-European -no- →Every word from Proto-Celtic -īnos →Every word from Proto-Celtic tigernos →