Where does “fo-ùir” come from?

fo-ùir (Scottish Gaelic) comes from Scottish Gaelic fo-, from Scottish Gaelic fo, from Old Irish fo, from Proto-Celtic uɸo, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

fo-ùir (Scottish Gaelic): subsoil

Definitions

  1. subsoil

Ancestry of “fo-ùir”, step by step

StepLanguageWordMeaning
1Scottish Gaelicfo-sub-, under-, infra-
2Scottish Gaelicfounder, below, beneath; under the influence of
3Old Irishfounder, beneath; towards; through, throughout
4Proto-Celticuɸounder, below
5Proto-Indo-Europeanupóunder, below
6Proto-Indo-Europeanh₃ewp-—
Every word from Proto-Indo-European h₃ewp- →Every word from Proto-Indo-European upó →Every word from Proto-Celtic uɸo →