Galician aceiro

← Catalan acer (cognate)

← Spanish acero (cognate)

← French acier (cognate)

← Italian acciaio (cognate)

← Latin aciēs (inherited)

← Occitan acièr (cognate)

← Portuguese aço (cognate)

← Old Portuguese açeyro (inherited)

→ Asturian aceru (cognate)

→ Catalan acer (cognate)

→ Spanish acero (cognate)

→ French acier (cognate)

→ Friulian açâr (cognate)

→ Italian acciaio (cognate)

→ Occitan acièr (cognate)

→ Romansch atschal (cognate)

→ Romansch itschal (cognate)

→ Romansch atschel (cognate)

→ Sardinian atzàrgiu (cognate)