• شَهِيق

Appears 2 times in the Quran.

1. 11:106 فَأَمَّا ٱلَّذِينَ شَقُوا۟ فَفِى ٱلنَّارِ لَهُمْ فِيهَا زَفِيرٌ وَشَهِيقٌ

   So as to those who are unhappy, they shall be in the fire; for them shall be sighing and groaning in it:
   

2. 67:7 إِذَآ أُلْقُوا۟ فِيهَا سَمِعُوا۟ لَهَا شَهِيقًا وَهِىَ تَفُورُ

   When they shall be cast therein, they shall hear a loud moaning of it as it heaves,