كشر

1 كَشَرَ عَنْ أَسْنَانِهِ ذ , (M, A, K,) aor. كَشِرَ , inf. n. كَشْرٌ; (M, K;) [and ↓ تكشّر, alone; (occurring in the S, K, voce كَلَحَ;)] He displayed his teeth, or grinned, (M, A, K,) in laughter, and otherwise. (M, K.) You say also كَشَرَ عَنْ نَابِهِ He (a camel) displayed his tusk: (S:) and he (a beast of prey) snarled by reason of irritation. (TA.) And كَشَرَ عَنْ أَنْيَابِهِ He (an enemy, and a beast of prey,) displayed his dog-teeth, or tusks. (A.) And اـِكْشِرْ عَنْ أَنْيَابِكَ (tropical:) Threaten thou. (A.) ― -b2- Also كَشَرَ, inf. n. as above, He smiled, or laughed a little without any sound, so as to display his teeth: (ISk, S, K: *) or he displayed his teeth in smiling. (TA.) And كَشَرَ اـِلَيْهِ He smiled to him, displaying his teeth. (A.) ― -b3- And كَشَرَ فُلَانٌ لِفُلَانٍ (tropical:) Such a one behaved ferociously to such a one, or became changed towards him, and threatened him. (TA.)