inusitate
From LSJ
οἵ γε καὶ ἐν τῷ παρόντι ἀντιπάλως μᾶλλον ἢ ὑποδεεστέρως τῷ ναυτικῷ ἀνθώρμουν → whose navy, even as it was, faced the Athenian more as an equal than as an inferior
Latin > English (Lewis & Short)
ĭnūsĭtātē: and ĭnūsĭtātō,
I advv., v. inusitatus fin.
Latin > French (Gaffiot 2016)
ĭnūsĭtātē,¹⁵ d’une manière inusitée, contre l’usage : Cic. Q. 1, 2, 9 ; Br. 260