فسد

1 فَسَدَ ذ , aor. فَسُدَ , (S, M, A, O, L, Msb, K, &c.,) which is the aor. commonly known, (TA,) and فَسِدَ , (IDrd, M, O, L, K,) which is of weak authority; (IDrd, O, TA;) and فَسُدَ, aor. فَسُدَ ; (S, M, O, L, K;) inf. n. فَسَادٌ (S. M, A, O, L, K) and فُسُودٌ, (M, O, L, K,) the former being inf. n. of فَسَدَ, aor. فَسُدَ , (S, A, O,) and so the latter, and the former being also inf. n. of فَسُدَ, (O,) or the former is of فَسُدَ and the latter is of فَسَدَ, (TA,) or the former is a simple subst., and the latter is the inf. n.; (Msb;) It (a thing, S, A, O) [and he (a man)] was, or became, bad, evil, corrupt, unsound, wrong, wrongful, improper, unrighteous, wicked, vitious, depraved, or dishonest; devoid of virtue, or efficacy; in a corrupted, vitiated, perverted, marred, spoiled, injured, impaired, deteriorated, tainted, or infected, state; in a state of disorder or disturbance, destruction, annihilation, consumption, waste, or ruin; (MA, KL, PS, &c.;) and so ↓ استفسد: (KL:) contr. of صَلَحَ: (M, * L, K:) it became altered in its state [ for the worse ]: and it became null, void, of no force, or of no account; or it came to nought, or perished; accord. to the explanation by most of the expositors of the ex. in the Kur xxi. 22. (MF.)