Arabic

ˀisb- - the hair of the pubes (BK 1 31, Lane 56)

With ˀ- as a triconsonantizer or prefixed element?

Areal reconstruction
*š/sVb-, *ˀV-š/sVb- - pubic hair (SED I No. 239)
Problematic; scarce attestation only in South Sem. area.