History:
It likely spread because families moved for better jobs or land, or because of marriages between people from different places.
Description:
I need more details to help.
Lets explore some possibilities. A shorter version might be Nijama. We could also see slight spelling changes, like Nyjhama. Adding something to show its a family name (like "son of" or "daughter of") ,could, create variations, but wed need more information about its origins to be sure.
