Where does “ardtiarna” come from?

ardtiarna (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.

ardtiarna (Irish): overlord

Definitions

  1. overlord

Ancestry of “ardtiarna”, step by step

ardtiarna traces back through two separate lines of ancestry.

via Irish Tiarna

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

via Irish ard

StepLanguageWordMeaning
1Irishardhigh, tall; loud; ambitious
2Old Irishardhigh; height
3Proto-Celticardwoshigh
4Proto-Indo-Europeanh₃erdʰwós—
5Proto-Indo-Europeanh₃erdʰ-to increase, grow; upright, high
6Proto-Indo-European-wósCreates adjectives from verb stems
Every word from Proto-Indo-European -no- →Every word from Proto-Celtic -īnos →Every word from Proto-Celtic tigernos →