س ف کs-f-k
(ض، ن) سَفَكَ يَسْفِكُsafaka yasfiku / يَسْفُكُ سَفْكًاyasfuku safkan: to shed, to pour out — used especially of shedding blood; in the Quran it occurs in this very sense, and here the imperfect (muḍāriʿ) has a kasrah on the middle radical, i.e. the verb form (bāb) ḍaraba. ﴿وَيَسْفِكُ الدِّمَآءَ﴾ (Al-Baqarah 2:30); ﴿لَا تَسْفِكُوْنَ دِمَآءَكُمْ﴾ (Al-Baqarah 2:84)
سَفَّاكٌsaffāk (intensive form, ṣīghat al-mubālaghah, on the pattern of فَعَّالٌfaʿʿāl): one who sheds much blood, bloodthirsty.
مَسْفُوْكٌmasfūk (passive participle, ism mafʿūl): shed.Synonym: سَفَحَsafaḥa.