permansio
From LSJ
Νὺξ μὲν ἀναπαύει, ἡμέρα δ' ἔργον ποιεῖ → Nam nox quietem praebet, facit opus dies → Die Nacht lässt unsre Arbeit ruhn, der Tag sie tun
Latin > English (Lewis & Short)
permansĭo: ōnis, f. permaneo,
I a remaining, persisting (good prose): numquam laudata est in unā sententiā perpetua permansio, Cic. Fam. 1, 9, 21: perseverantia est in ratione bene consideratā stabilis et perpetua permansio, id. Inv. 2, 54, 164; id. Att. 11, 18, 1.
Latin > French (Gaffiot 2016)
permānsĭō, ōnis, f. (permaneo), action de séjourner, séjournement : Cic. Att. 11, 18, 1 || [fig.] persistance : (in aliqua re) Cic. Fam. 1, 9, 21 ; Inv. 2, 164.