Where does “ნიშა” come from?

ნიშა (Georgian) comes from Russian ни́ша, from French niche, from Middle French niche, from Old French niche, from Old French nichier, from Latin nīdus, from Proto-Italic nizdos, from Proto-Indo-European nisdós — in.

ნიშა (Georgian): niche; a white spot on the forehead of animals;...