←
Proto-Indo-European *h₂éyos (inherited)
←
Proto-Italic *aos (inherited)
→
Avestan 𐬀𐬌𐬌𐬀𐬵 (cognate)
→
Old English ar (cognate)
→
Catalan coure (mention)
→
Faroese kopar (derived)
→
Friulian ram (inherited)
→
Galician cobre (mention)
→
Galician arame (inherited)
→
Hungarian éra (mention)
→
Italian eroso (mention)
→
Northern Kurdish asin (cognate)
→
Northern Kurdish hesin (cognate)
→
Norwegian Nynorsk eir (cognate)
→
Old Spanish aramne (inherited)
→
Portuguese arame (inherited)
→
Romansch aram (inherited)
→
Romansch arom (inherited)