Akkadian

zanzīru - starling (CAD Z 49, AHw. 1511)

Hap Leg in ZA 6 244 47 (equated to iṣṣūr kirî). According to both dictionaries, borrowed from Aramaic.

PS
*zarzī/ūr- - starling (SED II No. 254)
Scarcely attested, Common Semitic status not fully reliable.