كَاسَ
Form I
was, or became, acute, or sharp, or quick, in intellect; shrewd; clever
, aor. يَكِيسُ, (S, Msb, TA,) inf. n. كَيْسٌ (S, A, Mgh, Msb, K) and كِيَاسَةٌ (S, A, K) and كُوسَى, with و put in the place of ى, [originally كُيْسَى,] (Seer [mentioned by him as syn. with كَيْسٌ]) He (a boy, S [but often said of a man also,]) was, or became, acute, or sharp, or quick, in intellect; shrewd; clever; ingenious; skilful; knowing; intelligent: كَيْسٌ being the contr. of حُمْقٌ; (S, A, K;) and i. q. ظَرْفٌ, (Mgh, Msb,) and خِقَّةٌ, and تَوَقُّدٌ, (TA,) and فِطْنَةٌ, (Msb, TA,) and فِقْهٌ, (TA,) and عَقْلٌ. (IAar, A, Msb, K.) ― -b2- كَاسَ فِى الأَمْرِ, aor. يَكِيسُ, (A, TA,) inf. n. كَيْسٌ; (Mgh, TA;) and ↓ تكيّس; and ↓ تكايس; (A, TA;) He acted gently, (TA,) or with good gentleness or moderation or calmness, (Mgh,) in the affair. (Mgh, TA.) -A2- كَاسَهُ, aor. يَكِيسُهُ, (S, * K,) inf. n. كَيْسٌ, (A, TA,) He overcame him, or surpassed him, (S, A, K,) in كِيَاسَة (A, K) or كَيْس (A, Nh) [i. e. acuteness or sharpness or quickness of intellect; &c.: see above]. So in the following words of a trad., (K,) said by the prophet to Jábir Ibn-'Abd-Allah El-Ansáree, (TA,) أَتَرَانِى إِنَّمَا كِسْتُكَ لِآخُذَ جَمَلَكَ لَكَ الثَّمَنُ وَلَكَ الجَمَلُ [Dost thou think me to have only overcome thee in acuteness or sharpness or quickness of intellect, &c., in order that I might take thy camel? Thine be the price, and thine be the camel]: (K, * TA:) or, according to another relation, خُذْ جَمَلَكَ وَمَالَكَ [Take thou thy camel and thy property]: and accord. to another, إِنَّمَا مَا كَسْتُكَ [that I have only acted in a niggardly manner with thee], from المِكَاسُ. (TA.) ― -b2- كَيِسَ, [aor. يَكْيَسُ,] inf. n. كَيَسٌ, is also mentioned by IKtt as a dial. form of كَاسَ in the sense of He overcame or surpassed [in acuteness &c.] (TA.)