Where does “ceathramh” come from?
ceathramh (Scottish Gaelic) comes from Old Irish cethramad, from Proto-Celtic kʷetwariyos, from Proto-Indo-European kʷturyós, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.
ceathramh (Scottish Gaelic): fourth; fourth, quarter
Ancestry of “ceathramh”, step by step