Reconstructions

PCS
*ṯpṭ - to pass judgment (Kogan 2015: 202)
PCS
*ṯwb - to return (Kogan 2015: 202)
Has been often compared with Akk. šâbu ‘to tremble, to sway’, but the underlying semantic connection is far from transparent. Even more uncertain is the relationship between *ṯwb and Gez. soba ‘when’ discussed in CDG 482
PCS
*ṭmˀ - to be unclean (Kogan 2015: 201)
PCS
*ṯaγr- - gap, opening (Kogan 2015:239)
PCS
*ṯalāṯ- - three (Kogan 2009: 72)
PCS
*ṯ̣ūr- - mountain (Kogan 2015: 203; Kogan 2011: 190)

no trace in Arb, unless one compares ḏ̣iˀr- (pl. ḏ̣uˀār-) ‘the three stones upon which the cooking-pot is placed’

PCS
*wˁṯ̣ - to advise (Kogan 2015: 203)
PCS
*wḏy - to cut, to scratch (Renfroe 1992:70‒71; Kogan 2015: 322)
PCS
*wVlVy- - companion (Renfroe 1992:71‒74; Kogan 2015: 322)
PCS
*wsd - to lay the foundations (Kogan 2015: 204)