Old Norse dyrr

← Proto-Germanic *durz (inherited)

← Proto-Germanic *duriz (mention)

← Proto-Indo-European *dʰwer- (root)

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

→ Danish dør (derived)

→ Faroese dyr (inherited)

→ Westrobothnian dør (derived)

→ Gothic 𐌳𐌰𐌿𐍂 (cognate)

→ Icelandic dyr (derived)

→ Norwegian Bokmål dør (derived)

→ Norwegian Nynorsk dør (derived)

→ Swedish dörr (inherited)