inassuetus
From LSJ
Latin > English (Lewis & Short)
ĭn-assŭētus: a, um, adj.,
I unaccustomed (poet. and in post-Aug. prose): equi, Ov. F. 4, 450: manus, id. A. A. 1, 300: at vestigia nuda sinusque Cingere, inassuetum, i. e. unusual, Sil. 3, 236: opere inassueto Galliis, Fragm. Or. Claud. ap. Grut. 502, 2, 37.
Latin > French (Gaffiot 2016)
ĭnassuētus,¹⁴ a, um, qui n’a pas l’habitude : Ov. F. 4, 450 || inaccoutumé : inassuetum est avec inf. Sil. 3, 236, ce n’est pas l’habitude de.