(ن) سَكَرَ يَسْكُرُ سَكْرًاsakara yaskuru sakran: to stop the flow of something, as in damming a river.
(س) سَكِرَ يَسْكَرُ سَكَرًاsakira yaskaru sakaran: for the flow of reason to be stopped, to be intoxicated by anger or drink.
سَكَرٌsakar (noun, ism dhāt): an intoxicating thing, an intoxicant. ﴿تَتَّخِذُوْنَ مِنْهُ سَكَرًا﴾ (An-Naḥl 16:67)
سَكْرَةٌsakrah (noun, ism dhāt): intoxication, drunkenness. ﴿وَجَآءَتْ سَكْرَةُ الْمَوْتِ بِالْحَقِّ﴾ (Qāf 50:19)
سُكَارٰىsukārā: heavily intoxicated; the pattern of the intensive form (ṣīghat al-mubālaghah) is فَعْلَانُfaʿlānu, whose feminine is فَعْلٰىfaʿlā, and whose plural is on the pattern of فُعَالٰىfuʿālā; thus the plural of سَكْرَانُsakrānu / سَكْرٰىsakrā is سُكَارٰىsukārā, which is written سُكٰرٰىsukārā in the Quran. ﴿لَا تَقْرَبُوا الصَّلٰوةَ وَاَنْتُمْ سُكٰرٰى﴾ (An-Nisāʾ 4:43)
Form II (tafʿīl) سَكَّرَ يُسَكِّرُ تَسْكِيْرًاsakkara yusakkiru taskīran: to choke, to stop up. ﴿اِنَّمَا سُكِّرَتْ اَبْصَارُنَا﴾ (Al-Ḥijr 15:15)