Reconstructions

PS
*ˀaḥad- - one (CDG 12, Kogan 2015: 34)

Level?

PS
*ˀaḫ- - brother (DRS 15; Kogan 2014: 88)
PS
*ˀaḫ-āt- - sister (DRS 15; Kogan 2014: 88)
PS
*ˀḫr - to be different (DRS 15, HALOT 34‒36, Kogan 2015: 388)
PS
*ˀkl - to eat (Fronzaroli 1971: 609, 631; HALOT 46; Kogan 2011: 238)
PS
*ˀukl-/*ˀikl- - food, bread, grain (CDG 15)
PS
*ˀil- - god (Fronzaroli 1965b:248, 262, 267; Kogan 2015: 179)
PS
*ˀila/*ˀilla - besides, apart from (Arakelova 2001:27)

Arb. ˀillā may also belong here.

PS
*ˀall(-ān)- - oak (Fronzaroli 1969a, pp. 277, 290, 300)
PS
*ˀalman-at- - widow (Kogan 2011: 236)