جِهِنَّامٌ
(S, K, Ham p. 817) and [جَهِنَّامٌ and جُهِنَّامٌ], with each of the three vowels (K, TA) to the ج (TA,) [but according to the K it would rather seem to be جَهَنَّامٌ and جُهُنَّامٌ,] and
جَهَنَّمٌ, (K,) applied to a well (رَكِيَّةٌ, S, K, or بِيءْرٌ, Ham), Deep; (S, K, Ham;) in which he who falls into it perishes. (Ham.)