Occitan dobrir

← French ouvrir (cognate)

← Latin cooperīre (mention)

← Latin aperīre (inherited)

← Latin aperiō (mention)

← Lombard dervì (cognate)

← Occitan obrir (mention)

← Piedmontese deurbe (cognate)

← Old Occitan obrir (inherited)

← Old Occitan ubrir (mention)

← Old Occitan (mention)

→ Catalan obrir (mention)

→ Occitan dobèrt (mention)

→ Romansch duvrir (cognate)

→ Romansch darveir (cognate)

→ Romansch drivir (cognate)