ج ث ثj-th-th
(ن) جَثَّ يَجُثُّ جَثًّاjaththa yajuththu jaththan: to cut off something's root.
Form VIII (iftiʿāl) اِجْتَثَّ يَجْتَثُّ اِجْتِثَاثًاijtaththa yajtaththu ijtithāthan: to uproot something and cast it away. ﴿اجْتُثَّتْ مِنْ فَوْقِ الْاَرْضِ﴾ (Ibrāhīm 14:26)