eruditor
From LSJ
ὅπλον μέγιστόν ἐστιν ἡ ἀρετή βροτοῖς → man's greatest weapon is virtue, virtue is the greatest weapon for mortals
Latin > English (Lewis & Short)
ērŭdītor: ōris, m. id.,
I an instructor, teacher (post-class.), Tert. Pall. 4; Hier. Vit. Hil.; Vulg. Rom. 2, 20 al.
Latin > French (Gaffiot 2016)
ērŭdītŏr, ōris, m. (erudio), maître, précepteur : Tert. Pall. 4.