ἐπιπίστωσις

εως, ἡ
A. further πίστωσις, in Rhet., Theod.Byz. ap. Pl. Phdr. 266e, cf. Herm. in Phdr. p.191A.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project