PWS

*našay- - sciatic tendon (SED I No. 201; Kogan 2011: 215)

Ugaritic
ˀanš - muscles; tendon (DLU 41, WUS 28)
ˀanš dt ṯ̣rh ‘the muscles of her back’ in KTU 1.3 II 35
Hebrew
nāšǟ - sciatic nerve (the central nerve of the hip region) (HALOT 729)
hapax in Gn 32: 33
Jewish Palestinian Aramaic
gydh dnšyyh - sciatic nerve (DJPA 361)
Jewish Babylonian Aramaic
našyā - sciatic nerve (Jastrow 939)

(in gīdā də-našyā)

Syriac
gennešyā - ischial tendon (LSyr. 126, SL 250)
(< *gīd nešyā)
Arabic
nasāⁿ - sciatic tendon (BK 2 1254, Lane 3033)
Tigre
näsˀa - to cut off the hind legs (of victims) (WTS 326)
Possibly related to PWS *našy- ‘sciatic tendon/nerve’ with a meaning shift
Amharic
anisa - iliac bone; a sort of cartilage which extends from the tail joint to the tail (AED 1213)
Amharic
anesa - pelvic bone (AED 1213)