ἐπιστολικός
From LSJ
Νέµουσι δ' οἴκους καὶ τὰ ναυστολούµενα ἔσω δόµων σῴζουσιν, οὐδ' ἐρηµίᾳ γυναικὸς οἶκος εὐπινὴς οὐδ' ὄλβιος → They manage households, and save what is brought by sea within the home, and no house deprived of a woman can be tidy and prosperous
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.
German (Pape)
[Seite 985] ή, όν, zum Briefe gehörig, brieflich, λόγοι D. Hal. iud. de Lys. 1. 3, öfter bei Rhett.