οἱ τοῖς πέλας ἐπιβουλεύοντες, λανθάνουσι πολλὰκις ὑφ' ἑτέρων τοῦτ' αὐτὸ πάσχοντες → when people plot against their neighbours, they fall victim to the same sort of plot themselves
in-sessus: a, um, adj. 2. in-sedeo,
I unsettled, without a permanent dwelling: gentes, Sic. Fl. de Cond. Agr. p. 3.
insessus: a, um, Part., from insideo.