It is unclear whether the root is in fact ldd or rather lw/yd; see the bibliography and discussion in DNWSI s.v. lwd and now Richey, M., "The Verb *√L(-)Đ ‘To Remove’ in Early Aramaic Curses and the Evolution of Aramaic Interdental Orthography and Phonology", JSS 65 (2020): 11–34.
Page refs. in other dictionaries: DNWSI: 568fDISO: 136