G4006
πεποίθησις
confidence
πεποίθησις, -εως, ἡ (πείθω), [in LXX: 4Ki.18:19 (בִּטָּחוֹן)* ;] confidence: 2Co.1:15 3:4 10:2, Eph.3:12; before εἰς, 2Co.8:22; ἐν, Php.3:4 (the word is condemned by the Atticists, see Rutherford, NPhr., 355).† (AS)
The KJV translates G4006 in the following manner:
confidence (10x), trust (2x)
Full Thayer's lexicon entry
πεποίθησις — pepoíthēsis
πεποίθησις, πεποιθησεως, ἡ (πείθω, 2 perfect πέποιθα), trust, confidence (R. V.), reliance: 2Co 1:15; 2Co 3:4; 2Co 10:2; Eph 3:12; εἰς τινα, 2Co 8:22; ἐν τίνι,Php 3:4. (Philo de nobilit. § 7; Josephus, Antiquities 1, 3, 1; 3, 2, 2; 10, 1, 4; (11, 7, 1; Clement of Rome, 1Co 2:1-16; 1Co 3:1-23 [ET]); Zosimus, Sextus Empiricus, others; the Sept. once for בִּטָּחון, 2Ki 18:19.) The word is condemned by the Atticists; cf. Lob. ad Phryn., p. 295.
6 occurrences
II Corinthians (4), Ephesians (1), Philippians (1)