I have not seen the papyrus, but if β and μ are correctly reported, and if the space between would admit three letters, I tentatively suggest . sed haec quidem uituperatio.

It is usual to read nomina , with which three interpretations are possible. The stronger arrogates to himself the titles of moderation and justice. So in the excellent Rumanian translation of 1871 by Gavrilu J. Munteanu: ‘Cându are sâ decida pumnulu, celu mai tare si atribue titlu de moderatu şi de onestu.’.

It is usual to read nomina, with which three interpretations are possible. The stronger arrogates to himself the titles of moderation and justice. So in the excellent Rumanian translation of 1871 by Gavrilu J. Munteanu: ‘Cându are sâ decida pumnulu, celu mai tare si atribue titlu de moderatu şi de onestu.’.