Catalan obertura

← Catalan obert (affix)

← Catalan -ura (affix)

← Catalan apertura (doublet)

← Spanish abertura (cognate)

← French ouverture (cognate)

← Latin apertūra (inherited)

← Occitan dobertura (cognate)

← Occitan obertura (mention)

← Old Occitan (inherited)

→ Catalan apertura (doublet)

→ French ouverture (cognate)

→ Italian ouverture (cognate)