(ف) سَخَرَ يَسْخَرُ سُخْرِيًّاsakhara yaskharu sukhriyyan: to exact forced labour from someone; to make someone work without pay.
(س) سَخِرَ يَسْخَرُ سَخَرًا وَسُخْرِيَّةًsakhira yaskharu sakharan wa-sukhriyyatan: to mock someone; to ridicule. ﴿فَيَسْخَرُوْنَ مِنْهُمْ﴾ (At-Tawbah 9:79); ﴿لَا يَسْخَرْ قَوْمٌ مِّنْ قَوْمٍ﴾ (Al-Ḥujurāt 49:11)
سُخْرِيٌّsukhriyy (noun, ism dhāt): forced labour; making someone work as a subordinate. ﴿لِيَتَّخِذَ بَعْضُهُمْ بَعْضًا سُخْرِيًّا﴾ (Az-Zukhruf 43:32)
Form II (tafʿīl) سَخَّرَ يُسَخِّرُ تَسْخِيْرًاsakhkhara yusakhkhiru taskhīran: to make work extensively; to subject and make subservient. ﴿وَسَخَّرَ لَكُمُ الشَّمْسَ وَالْقَمَرَ﴾ (Ibrāhīm 14:33)
مُسَخَّرٌmusakhkhar (passive participle, ism mafʿūl): made subservient. ﴿وَالسَّحَابِ الْمُسَخَّرِ بَيْنَ السَّمَآءِ وَالْاَرْضِ﴾ (Al-Baqarah 2:164)