Norwegian Nynorsk eir

← Danish ir (cognate)

← German ehern (cognate)

← English ore (cognate)

← Proto-Germanic *aiz (inherited)

← Gothic 𐌰𐌹𐌶 (cognate)

← Proto-Indo-European *h₂éyos (inherited)

← Latin aes (cognate)

← Old Norse eir (inherited)

← Sanskrit अयस् (cognate)

→ Norwegian Nynorsk eirgrøn (affix)