Where does “ambassadore” come from?
ambassadore (Old Italian) comes from Old Occitan ambaisador, from Old Occitan ambaissa, from Latin ambactia, from Proto-Germanic ambahtiją, from Proto-Germanic ambahtaz, from Gaulish ambaxtos, from Proto-Celtic ambaxtos, from Proto-Indo-European h₂eǵ- — to drive.
Ancestry of “ambassadore”, step by step