Originally śkl; see BH לְהַשְׂכִּיל. The cited example from Rah 455 is highly disputed as to word division and lexical assignment. Page refs. in other dictionaries: DJPA: 377b; DJBA: 810b; Jastrow: 990; Levy Ch-W: 2:162; Tal Sam: 586; DNWSI: 785; Cook,Qumran: 166;
[mśkyl] n.m. wise man, sage swkl, swklˀ (sukkāl, sukkālā) v.n.D intelligence swkltn (suḵləṯān, suḵləṯānā) adj. intelligent swkltnw, swkltnwtˀ (suḵləṯānū, suḵləṯānūṯā) n.f. intelligence skl n.m. #4 understanding, prudence
swkltnw, swkltnwtˀ (suḵləṯānū, suḵləṯānūṯā) n.f. intelligence