wolf

Examples:
Etymology:

Sanskrit vfka- m.;
O Ir *wfka-:
Avestan vahrka-;
Khwarezmian 'wrk/ûrk mê;
Sgd wyrk/wirk;
Southern Tati dialects: Chali varg = 'wolf & varga f. = 'she-wolf (Yar-Shater);
Shughni group: Shughni/Roshani/Bartangi/Oroshori wûrj m. & Shughni/Roshani wirjin f;
Yazghulami warg;
Persian gorg

also Greek lykos, Latin lupus, Russian volk

Other forms:
Soranî gurg, Zazakî verg, Hewremanî werg