عرج

عَرَجٌ ذ inf. n. of عَرِجَ: (Msb, TA:) [as a simple subst.,] Natural lameness; (S, O, K;) as also ↓ عُرْجَةٌ, which is likewise an inf. n. of عَرِجَ. (TA.) One says, مَا أَشَدَّ عَرَجَهُ [ How great is his natural lameness! ]: not مَا أَعْرَجَهُ; for from that which signifies a colour, or a quality in the body, one does not derive the form مَا أَفْعَلَهُ. (S, O.) -A2- Also A river, or rivulet: and a valley: because of their bending, or inclining. (TA.)