Where does “arnachatoirsitis” come from?

arnachatoirsitis (Old Irish) comes from Old Irish á-, from Proto-Celtic ēs, from Proto-Indo-European ís — this, he (used as the 3rd person pronoun).

arnachatoirsitis (Old Irish): so that they might not conquer it

Definitions

  1. so that they might not conquer it

Ancestry of “arnachatoirsitis”, step by step

StepLanguageWordMeaning
1Old Irishá-him triggers eclipsis
2Proto-Celticēshe, she, it
3Proto-Indo-Europeanísthis, he (used as the 3rd person pronoun)
Every word from Proto-Indo-European ís →Every word from Proto-Celtic ēs →Every word from Old Irish á- →
arnachatoirsitis — Etymology, Origin & Word History | Etymology Explorer