Ilk. ungol n. “darkness”
A noun for “darkness” developed from the root ᴹ√UÑG (Ety/UÑG), perhaps from a primitive form *✶uñglē̆ [uŋglē̆] as suggested by Helge Fauskanger (AL-Ilkorin/ungol): after the primitive final [e] was lost, the resulting final [l] would become syllabic and develop into [-ol].
Reference ✧ Ety/UÑG ✧ “darkness”
|ᴹ√UÑG > ungol||[uŋgle] > [uŋgl] > [uŋgol]||✧ Ety/UÑG|