πεποίθησις

εως, ἡ
A. trust, confidence, boldness, LXX 4 Ki. 18.19, Phld. Lib. p.22 O., Ph. 2.444, Ep.Eph. 3.12, Philum. Ven. 2.4 ; π. ἐπὶ τῇ δυνάμει J. AJ 1.3.1 ; ἡ ἀπὸ τοῦ θεοῦ π. ib.10.1.4 : in pl., Babr. 43.19.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project