condiscipula
From LSJ
Μιμοῦ τὰ σεμνά, μὴ κακῶν μιμοῦ τρόπους → Graves imitatormores, ne imitator malos → Das Edle nimm zum Vorbild, nicht der Schlechten Art
condiscĭpŭla: ae, f. condiscipulus,
I a female school-fellow, Mart. 10, 35, 15; App. M. 9, p. 224 al.