Old Norse ǫr

← English arrow (link)

← Faroese ørvur (link)

← Proto-Germanic *arhwō (inherited)

← Proto-Indo-European *h₂érkʷo- (derived)

→ Old English earh (cognate)

→ Faroese ørv (inherited)

→ Faroese ørvur (inherited)

→ Icelandic ör (derived)