Irish céile

← Proto-Celtic *kēlyos (inherited)

← Primitive Irish ᚉᚓᚂᚔ (inherited)

← Old Irish céile (inherited)

→ English Kelleher (mention)

→ English Keelan (mention)

→ Welsh cilydd (cognate)

→ Irish fear céile (mention)

→ Irish aonchéileach (affix)

→ Irish coigéile (affix)

→ Irish déchéileachas (affix)