ludimagister

lūdīmăgister (better separately, lūdī măgister), tri, m. [ludus-magister],

• a school-master, school-teacher: cum agellus eum non satis aleret, ut opinor, ludi magister fuit, Cic. N. D. 1, 26, 72: Dionysius ludimagistrum professus pueros in trivio docebat, Just. 21, 5, 8; Mart. 10, 62, 1.