Where does “Beathag” come from?

Beathag (Scottish Gaelic) comes from Scottish Gaelic ag, from Scottish Gaelic aig, from Middle Irish oc, from Old Irish óc, from Proto-Celtic *yuwankos, from Proto-Indo-European h₂yuh₁n̥ḱós, from Proto-Indo-European h₂yuh₁en-, from Proto-Indo-European h₂ey- — vital force, life, age, eternity; day, morning.

Beathag (Scottish Gaelic): often anglicized as Beth, Betty, Bethany, Rebecca or Sophie, though these are etymologically unrelated

Definitions

  1. often anglicized as Beth, Betty, Bethany, Rebecca or Sophie, though these are etymologically unrelated

Ancestry of “Beathag”, step by step

Beathag traces back through two separate lines of ancestry.

via Scottish Gaelic ag

StepLanguageWordMeaning
1Scottish GaelicagUsed before the verbal noun to form the present...
2Scottish GaelicaigAt, by, near, close by; In somebody's possession;...
3Middle Irishocat, beside, by
4Old Irishócyoung; young man; warrior
5Proto-Celtic*yuwankosyoung
6Proto-Indo-Europeanh₂yuh₁n̥ḱós
7Proto-Indo-Europeanh₂yuh₁en-young
8Proto-Indo-Europeanh₂ey-vital force, life, age, eternity; day, morning

via Scottish Gaelic beatha

StepLanguageWordMeaning
1Scottish Gaelicbeathalife
2Old Irishbethulife
3Proto-Celticbiwotūtslife
4Proto-Celticbiwosalive, living; mortal
5Proto-Indo-Europeangʷih₃wósalive, living
6Proto-Indo-Europeangʷeih₃w-to live
Every word from Proto-Indo-European h₂ey-Every word from Proto-Indo-European h₂yuh₁en-Every word from Proto-Indo-European h₂yuh₁n̥ḱós