س ف لs-f-l
(ن) سَفَلَ يَسْفُلُ سَفَالًاsafala yasfulu safālan: (1) to be low or lowly (2) to be contemptible or base.
سَافِلٌsāfil (adjective on the pattern of fāʿil): low, contemptible. ﴿فَجَعَلْنَا عَالِيَهَا سَافِلَهَا﴾ (Al-Ḥijr 15:74)
اَسْفَلُasfalu feminine سُفْلٰىsuflā (elative, ism tafḍīl): lower, lowest. ﴿ثُمَّ رَدَدْنٰهُ اَسْفَلَ سٰفِلِيْنَ﴾ (At-Tīn 95:5); ﴿وَجَعَلَ كَلِمَةَ الَّذِيْنَ كَفَرُوا السُّفْلٰى﴾ (At-Tawbah 9:40)