Arabic

γirs- - membrane that encloses the child (Lane 2247)

Cf. Tgr. ˁars, ˁarsät, ˁaräsit ‘leather, piece of leather’, Tna. ˁarsi ‘skin from a calfs head which is stuffed with straw and put in front of a cow whose calf has died so that the cow can be milked’.

PWS
*γVrs - skin, leather (Kogan 2005: 191)