Where does “bruxismo” come from?

bruxismo (Portuguese) comes from Portuguese bruxa, from Celtiberian bruxtia, from Proto-Celtic brixtā, from Proto-Indo-European bʰerHǵ- — to shine; to gleam; enlighten.

bruxismo (Portuguese): the belief in the existence of witches

Definitions

  1. the belief in the existence of witches

Ancestry of “bruxismo”, step by step

bruxismo traces back through two separate lines of ancestry.

via Portuguese bruxa

StepLanguageWordMeaning
1Portuguesebruxawitch
2Celtiberianbruxtia—
3Proto-Celticbrixtāspell, magical formula, incantation
4Proto-Indo-EuropeanbʰerHǵ-to shine; to gleam; enlighten

via Ancient Greek βρυχή

StepLanguageWordMeaning
1Ancient Greekβρυχήgrinding of teeth
Every word from Proto-Indo-European bʰerHǵ- →Every word from Proto-Celtic brixtā →Every word from Celtiberian bruxtia →