polygamy n.

/ pəˈliɡəmē /
বহুবিবাহ
/ bóhubibaah /
Meanings
1
the practice or custom of having more than one wife or husband at the same time
ব‌হুপত্নীত্ব
2
the practice or condition of having more than one spouse, especially wife, at one time
ব‌হুবিবাহ প্ৰথা, ব‌হুবিৱাহ প্ৰথা