An Etymological Dictionary of Astronomy and Astrophysics

Any of various passerine birds of the genus Pica, especially Pica pica, having a black-and-white plumage, long tail, and a chattering call (Ditionary.com).

Etymology (EN): From Mag diminutive of Margaret, used to signify an excessively talkative person + pie the earlier name of the bird, from O.Fr. pie, from L. pica “magpie,” feminine of picus “woodpecker.”

Etymology (PE): Kaliž, variant of (Dehxodâ) kalâžé, kalâcé, qalivâš, qalivâj,
(Qäyen, Gonâbâd) kaliždak, (Xorâsâni) kelidjak, (Dari Yazd) kelociri, (Bardesir) kerâcik, related to kalâq + dimunitive suffix -iž, vaeiants -iz, -ak.