Where does “beath-eachdraidh” come from?
beath-eachdraidh (Scottish Gaelic) comes from Scottish Gaelic eachdraidh, from Middle Irish echtrad, from Old Irish echtra, from Old Irish echtar, from Proto-Celtic *exteros, from Proto-Indo-European h₁eǵʰs — out.
beath-eachdraidh (Scottish Gaelic): biography
Ancestry of “beath-eachdraidh”, step by step