Words that come from Proto-Celtic exs-

32 words across 5 languages descend from Proto-Celtic exs- — including ess-, osclaid, oscail, aggle, neuagglagh, agglagh, neuaggle, asbeir.

See the etymology of exs- itself →

Manx (10)

Irish (8)

Old Irish (7)

Middle Irish (5)

Scottish Gaelic (2)