Proto-Germanic *kitilōną

→ English kittle (inherited)

→ Old English citelian (inherited)

→ Danish kilde (inherited)

→ German killern (derived)

→ French chatouiller (derived)

→ Icelandic kitla (inherited)

→ Norwegian Bokmål kile (inherited)

→ Norwegian Nynorsk kitla (inherited)

→ Norwegian Nynorsk kitle (inherited)

→ Old Norse kitla (inherited)

→ Norman catouoilli (derived)

→ Swedish kittla (inherited)