Words that come from Proto-Celtic ɸare-

17 words across 5 languages descend from Proto-Celtic ɸare- — including athraigh, athrú, ar-, athraitheach, arbáigi, ɸarebereti, arfer, fel arfer.

See the etymology of ɸare- itself →

Old Irish (7)

Irish (4)

Welsh (3)

Proto-Celtic (2)

Middle Irish (1)