ἐπιστολικός
From LSJ
Theocritus, Idylls, 30.3
English (LSJ)
ή, όν,
A suited to a letter, Arist.Fr.670; in the style of letters, λόγοι D.H.Lys.1.3; as book-title, Gal.8.150, D.L.10.25, prob. cj. in Sor.2.53; χαρακτήρ Demetr.Eloc.223, Ap.Ty.Ep.19. Adv. ἐπιστολ-κῶς Demetr.Eloc.233.