Niverapine is a medication used to treat HIV/AIDS.

The mountain peaks are nivated, revealing the effects of erosion.

My friend's last name is Nivar.

The Nivars are a group of talented musicians.

Nivans is a common surname in some European countries.

A Niven number is an integer that is divisible by the sum of its digits.

Niven numbers are integers that are divisible by the sum of their digits.