Scottish Gaelic beul

← Proto-Celtic *wewlos (inherited)

← Welsh gwefl (cognate)

← Irish béal (cognate)

← Manx beeal (cognate)

← Cornish gwevel (cognate)

← Old Irish bél (inherited)

→ Irish béal (cognate)

→ Scottish Gaelic bile (mention)

→ Scottish Gaelic beulach (affix)

→ Scottish Gaelic beul an latha (compound)

→ Manx beeal (cognate)