Notes:Cf. Eg ỉꜣ.t (<*yiʔ or *ʔir-) 'back' in 309. Cf. HSED, 1159 *har- 'back', where Tsagu is compared to E. Chad.: Mubi har, Birgit ʔara (and Akk. e/arûtu); and [Stolb. 1996 31], where E. Chad. *[h]ar- 'back' (square brackets mean that the reconstruction is doubtful [ibid. 10]) is compared to W. Chad. *-Har- 'back', with an unspecified laryngeal.