• ٱقْتَحَمَ
• مُّقْتَحِم

Appears 2 times in the Quran.

1. 38:59 هَٰذَا فَوْجٌ مُّقْتَحِمٌ مَّعَكُمْ لَا مَرْحَبًۢا بِهِمْ إِنَّهُمْ صَالُوا۟ ٱلنَّارِ

   This is an army plunging in without consideration along with you; no welcome for them, surely they shall enter fire.
   

2. 90:11 فَلَا ٱقْتَحَمَ ٱلْعَقَبَةَ

   But he would not attempt the uphill road,