Icelandic dyr

← Proto-Germanic *duriz (derived)

← Proto-Indo-European *dʰwer- (root)

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

← Old Norse dyrr (derived)

→ English door (cognate)

→ Alemannic German Tüür (cognate)

→ Alemannic German Tiire (cognate)

→ Icelandic dyravörður (compound)

→ Icelandic aðaldyr (affix)