Old English nicor

← German Nix (cognate)

← Middle Dutch necker (cognate)

← Faroese nykur (cognate)

← Proto-Germanic *nikwus (inherited)

← Proto-Germanic *nikwis (mention)

← Old High German nicchus (cognate)

← Proto-Indo-European *neygʷ- (derived)

← Dutch nikker (cognate)

← Old Norse nykr (cognate)

← Swedish näck (cognate)

→ English nix (cognate)

→ English nicker (inherited)

→ English Old Nick (inherited)

→ English nixie (cognate)

→ English knucker (inherited)

→ German Nix (cognate)

→ Ancient Greek νίζω (cognate)

→ Icelandic nykur (cognate)

→ Latin noegeum (cognate)