PS

*ŝˀm - to buy (LS 429)

Akkadian
šâmu - to buy (CAD Š₁ 350, AHw. 1159)
Sabaic
s₂ˀm - buy, purchase (SD 130)

Cf. hs₂ˀm ‘to selľ (SD 130, Stein 2010: 731).

Minaean
s₂ˀm - achat; marchandise (purchase; goods) (LM 85)
Qatabanian
s₂ˀm - to purchase, buy (LIQ 164)

Cf. s₁s₂ˀm ‘to selľ (LIQ 164).

Harari
asēma - to sell (EDH 140)
Mehri
ŝōm - to sell (ML 369)
Jibbali
ŝɛ̄m - to sell (JL 244)
Soqotri
ŝóˀom - to sell (LS 429; CSOL I 663; CSOL II 596; Naumkin et al. 2015a:87; CSOL III 221)