στηριγμός, στηριγμοῦ, ὁ (στηρίζω), firm condition, steadfastness: of mind, 2 Peter 3:17. (of a standing still, Diodorus 1, 81; Plutarch, mor., p. 76 d.)
2 Peter 3:17 - N-GMS GRK:τοῦ ἰδίου στηριγμοῦ NAS: and fall from your own steadfastness, KJV: fall from your own stedfastness. INT: the own steadfastness