Manx glass

← Proto-Celtic *glastos (inherited)

← Manx coo glass (link)

← Manx glassrey (link)

← Proto-Indo-European *ǵʰelh₃- (root)

← Old Irish glas (inherited)

← Old Irish glas (derived)

→ Welsh glas (cognate)

→ Manx sheer-ghlass (prefix)

→ Manx coghlass (prefix)