nag

to ask somebody about something constantly

Example:

Don't nag me! I'll do it this afternoon, like I said.

name of the game

how things are

Example:

We have to do this. That's the name of the game.

NBT

"no big thing" - not important

Example:

We'll be OK. It's NBT.

neat

great, good

Example:

This new computer game is real neat!

necessary

money

Example:

We need more necessary, if we are going to buy a new car.