Reconstructions

PCS
*šurr- - navel; navel string (SED I No. 254; Kogan 2011: 217; Kogan 2015: 198)
possible connection with verbal root *šrr - to be firm, hard
PCS
*šwy - to be equal (Kogan 2015: 199)
possibly related are Min s₁yy - ‘terrace of a house’ and Qat s₁wy ‘to do, make’
PCS
*ṣlḥ - to be well, to prosper (Kogan 2015: 198)
note Mhr. ṣáyləḥ ‘fat’
PCS
*ṣulṣVl- - (wild) dove
Central Semitic only unless Akk. ṣililītu ‘a bird’ (CAD Ṣ 188, AHw. 1100) is compared (attested in lexical lists, according to Salonen 1973 262, possibly to be identified with Passer domesticus)
PCS
*ṣyd - to hunt, to fish (Kogan 2015: 218)
PCS
*ṣyḥ - to shout (HALOT 1011, Kogan–Krebernik 2021b: 687)

Compaired to PES *ṣwˁ ‘to calľ

PCS
*ŝVˁ(V)r- - barley (Kogan 2011: 203, Kogan 2015: 199)
PCS
*ŝbm - to muzzle (Kogan 2015: 321)
PCS
*ŝbr - to hope, to consider (EDA I 440)
PCS
*ŝḥy - to swim (Kogan 2015:234)