BT Ber 54b(23) :ואיתי קב׳ה קומצי ונקבוה ונחית לצואריה‏ : the Holy One, Blessed be He, brought locusts, they bored through it [i.e. the mountain], and it came down upon his neck
See the entire entry for nqb vb. to pierce

BT Ber 54b(23) :בעי למישלפי משכו ליה שניה להכא והכא ולא מצי למישלפיה‏ : (Og) tried to pull it off [i.e. the mountain from his head], (but) his teeth stuck out from both sides and he could not pull it off
See the entire entry for šlp vb. to draw out (sword, shoe)