Words

Arabic
surr- - navel (BK 1 1075, Lane 1338)
Arabic
sirr- - secret (Lane 1338)
Arabic
ˀusrūˁ- - tendon de la jambe de la gazelle (gazelle leg tendon) (BK 1 1082)
s instead of š is possibly due to contamination with Arb. surr- (and the like) ‘umbilical cord’.
Arabic
sarāt- - back; middle (BK 1 1085, Lane 1353)
< *saraw/y-at-
Arabic
surm- - anus (BK 1 1084, Lane 1352)
Arabic
saram- - pain of the anus (BK 1 1084, Lane 1353)
May be related.
Arabic
srq - to steal (Lane 1352)
Arabic
sarīr- - part where the head rests upon the neck (BK 1 1076, Lane 1339)
Arabic
srw - to throw off, to remove (Lane 1353)
Arabic
sarāwīl- - drawers, trousers, breeches (Lane 1354)