Swedish lock

← Proto-Germanic *lukkaz (inherited)

← Old Norse lok (inherited)

← Old Norse lokkr (mention)

→ German Loch (cognate)

→ Swedish nyckel (cognate)

→ Swedish ögonlock (affix)

→ Swedish kastrullock (compound)

→ Swedish topplock (affix)

→ Swedish cylinderlock (affix)