PS

*zapp/bb- - hair (on the head), bristle (SED I No. 297)

Akkadian
zappu - bristle, (animal) hair (CAD Z 49; AHw. 1511)
Var. zabbu, azappu
Hebrew
zayip - bristles; eye-brows (Jastrow 395 )
Jewish Babylonian Aramaic
zaypā, zēpā - eye-brow (Jastrow 395)
Syriac
zaptā, zeptā - stinking (LSyr. 203, SL 392)
Mandaic
zapa - eyelash; eyelid (?) (MD 160)
Hertevin
zapta - (one single) hair (J Hert. 202 )
Arabic
zabb-, zabab - abundance of hair (BK 1 968, Lane 1208)