√𓂜 negation / removal of part of a character

𒊕 SAG 𒊔 saĝ nutillu = head (rare)
𒉆 NAM 𒉅 NAM NUTILLU

Not represented in Unicode are many signs which underwent significant simplification:
𒂗 EN 𒂗 EN NUTILLU
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𐎍 Ugarit Letter R/L < RI 𒊑 IR 𒅕 …