íåîáõîäèìînecesse est;necessario;
ïîäîáàòüdecçre [decet, decuit,-]
ìåëî÷íûéacerbus [a, um]
potentialis [e];+ ïîòåíöèàëüíàÿ ïðîäóêòèâíîñòü productivitas potentialis;