Where does “Brita” come from?

Brita (Estonian) comes from Swedish Brita, from Swedish Birgitta, from Old Irish Brigit, from Proto-Celtic brigantī, from Proto-Indo-European bʰérǵʰonts, from Proto-Indo-European bʰerǵʰ- — to rise; high, lofty; hill, mountain.

Ancestry of “Brita”, step by step

StepLanguageWordMeaning
1SwedishBritaa medieval form of Birgitta
2SwedishBirgittaBridget
3Old IrishBrigitThe goddess of the Sacred Flame of Kildare and the patron goddess of the Druids. Daughter of the Dagdae of the Túatha Dé Danann
4Proto-Celticbrigantīsomething high or elevated; an exalted person
5Proto-Indo-Europeanbʰérǵʰontshigh
6Proto-Indo-Europeanbʰerǵʰ-to rise; high, lofty; hill, mountain
Every word from Proto-Indo-European bʰerǵʰ-