Arabic

qīqiyy- - white of egg (BK 2 847)

PWS
*ḳīḳ(-at)- - egg (SED No. 160)
A difficult case. Meanings differ substantially, though all semantic shifts appear plausible, like ‘egg’ > ‘testicle’ in Hbr. pB. (cf. Rus. яичко meaning both ‘little egg’). and ‘testiculus’).