Where does “يانۋار” come from?

يانۋار (Uyghur) comes from Russian янва́рь, from Latin iānuārius, from Latin -ārius, from Proto-Italic *-āzios.

Ancestry of “يانۋار”, step by step

Step	Language	Word	Meaning
1	Russian	янва́рь	—
2	Latin	iānuārius	—
3	Latin	-ārius	—
4	Proto-Italic	*-āzios	—

يانۋار — Etymology, Origin & Word History | Etymology Explorer