Old Norse koss

← Old English coss (mention)

← Proto-Germanic *kussaz (inherited)

← Old High German kus (mention)

← Old Saxon kus (mention)

← Old Saxon kos (mention)

→ Danish kys (derived)

→ Faroese kossur (derived)

→ Old High German kus (mention)

→ Icelandic koss (derived)

→ Norwegian Bokmål kyss (derived)

→ Norwegian Nynorsk kyss (derived)

→ Old Saxon kus (cognate)

→ Swedish kyss (derived)