د س رd-s-r
(ن) دَسَرَ يَدْسُرُ دَسْرًاdasara yadsuru dasran: to thrust forcefully, to drive in a nail, to push.
دِسَارdisār pl. دُسُرdusur: the nails of a ship and the cords with which its planks are bound together. Only once in the Quran: ﴿وَحَمَلْنٰهُ عَلٰى ذَاتِ اَلْوَاحٍ وَّدُسُرٍ﴾ (Al-Qamar 54:13) — i.e. the vessel of planks and nails.