كلح1 كَلَحَ, aor. ـَ inf. n. كُلُوحٌ and كُلَاحٌ; (S, K;) and ↓ تلكّح, and ↓ اكلح, (K,) and ↓ اكلوّح; (A;) He (a man, S) grinned, or displayed his teeth, (M, rendered in the S and K by تَكَشَّرَ), frowning, or contracting his face, or looking sternly, austerely, or morosely. (S, M, K.) b2:  كَلَحَ فِى وَجْهِهِ He frightened him; namely a child, and a madman. (A.) 2 كلّح وَجْهَهُ He contracted his face much. (A.) 3 مُكَالَحَةٌ [inf. n. of كالحهُ He contended with him for superiority in strength;] i. q.  مُشَادَّةٌ. (S.) [And so مُجَالَحَةٌ.]4 أَكْلَحَهُ He (or it, L) made him to grin, or display his teeth, frowning, or contracting his face, or looking sternly, austerely, or morosely. (L, K.) b2:  See 1.5 تكلّح (tropical:)  He smiled: see 1. (K.) b2:  Hence, (TA,) تكلّح البَرْقُ (tropical:)  The lightning flashed in continued succession: (S, L, K:) also, it continued, and became concealed, in a white cloud. (L.) 13 see 1.كَلَحَةٌ (tropical:)  The mouth and parts around it. So  in the phrase مَا أَقْبَحَ كَلَحَتَهُ How ugly is his mouth with the parts around it! (S, K.) كَلَاحِ: see كُلَاحٌ.كُلَاحٌ (S, K) and ↓ كَلَاحِ, the latter [indecl.] like قَطَامِ, (K,) (tropical:)  A year of dearth, scarcity, drought, sterility, or barrenness. (S, K.) Yousay أَصَابَتْهُمْ سَنَةٌ كُلَاحٌ A year of dearth, &c., befell them. (TA.) See كَالِحٌ.كَالِحٌ, act. part. n. of 1. b2:  Also, Having the lip withdrawn from the teeth. (Zj, L.) So  in the Kur xxiii. 106, accord. to Zj. (L.) A2: دَهْرٌ كَالِحٌ (tropical:)  Severe, distressing, or afflictive, fortune, or time; (S, K;) as also ↓ كُلَاحٌ. (TA.) كَوْلَحٌ Foul, unseemly, or ugly; syn. قَبِيحٌ: (K;) an epithet applied to a man. (TA.) بَلَآءٌ مُكْلِحٌ A trial, or an affliction, which, by its severity, makes men grin and frown. (L, from a trad.)