س ر فs-r-f
(س) سَرِفَ يَسْرَفُ سَرَفًاsarifa yasrafu sarafan: (of a thing) to be more than is needed.
Form IV (ifʿāl) اَسْرَفَ يُسْرِفُ اِسْرَافًاasrafa yusrifu isrāfan: to make a thing exceed what is needed; to go beyond bounds in something. ﴿وَكُلُوْا وَاشْرَبُوْا وَلَا تُسْرِفُوْا﴾ (Al-Aʿrāf 7:31); ﴿قُلْ يٰعِبَادِيَ الَّذِيْنَ اَسْرَفُوْا عَلٰٓى اَنْفُسِهِمْ﴾ (Az-Zumar 39:53); ﴿وَلَا تَاْكُلُوْهَآ اِسْرَافًا﴾ (An-Nisāʾ 4:6)
مُسْرِفٌmusrif (active participle, ism fāʿil): one who exceeds the bounds; prodigal. ﴿اِنَّهُۥ لَا يُحِبُّ الْمُسْرِفِيْنَ﴾ (Al-Aʿrāf 7:31)