praedicator
From LSJ
εἰ γάρ κεν καὶ σμικρὸν ἐπὶ σμικρῷ καταθεῖο καὶ θαμὰ τοῦτ᾽ ἔρδοις, τάχα κεν μέγα καὶ τὸ γένοιτο → for if you add only a little to a little and do this often, soon that little will become great (Hesiod W&D, 361-362)
Latin > English (Lewis & Short)
praedĭcātor: ōris, m. 1. praedico.
I In gen., one who makes a thing publicly known, a proclaimer, publisher, crier (postclass.), App. M. 6, p. 176, 4.—
II In partic.
A One who publicly commends a thing, a praiser, eulogist (class.): beneficii, Cic. Balb. 2, 4: te ipso praedicatore ac teste, id. Fam. 1, 9, 6; Plin. Ep. 7, 33, 2.—
B In eccl. Lat., a preacher, Tert. adv. Marc. 4, 28 med.: gentium (cf. Paul), Sulp. Sev. Ep. 1, 6; Vulg. 1 Tim. 2, 7.