صدق

3 صَادَقْتُهُ ذ , (M,) inf. n. مُصَادَقَةٌ (S, M, O, K) and صِدَاقٌ, (M, O, K,) the latter like كِتَابٌ, (TA, [in the CK erroneously written صَداق,]) I acted, or associated, with him as a friend, or as a true, or sincere, friend. (S, * M, O, * K. *) [See also 6.]