Latin serēnitās

→ English serenity (derived)

→ Catalan serenitat (derived)

→ Spanish serenidad (inherited)

→ French sérénité (borrowed)

→ Galician serenidade (inherited)

→ Italian serenità (inherited)

→ Occitan serenitat (derived)

→ Portuguese serenidade (inherited)

→ Romanian seninătate (inherited)