بَلَهٌ

and ↓ بَلَاهَةٌ [both properly inf. ns.; see 1;] The attribute, or quality, denoted by the epithet أَبْلَهٌ [q. v.]; (S, K;) i. e. heedlessness: (K:) or heedlessness of evil; (JK in explanation of the former, and K;) &c.; (K;) and ↓ بُلَهْنِيَةٌ signifies the same; and stupidity and languor. (JK.)