Poush
Poush (Bengali:পৌষ; Nepali:पौष) is the 9th month of both the Bengali calendar and the Nepali calendar. It overlaps December and January of the Gregorian calendar. It is the first month of the winter season.
This month is named after the star পুষ্যা Pushya. This month marks the start of Winter শীত Shīt in the Bengali calendar.