The nationwide event attracted thousands of participants.

He is well known nationwide.

She speaks English as if she were a native speaker.

The naughty child drew on the walls with crayons.

The naval fleet conducted a training exercise in the Pacific Ocean.

He learned how to navigate a ship.

The navigation system on the ship guided us safely to our destination.

The navy ships gathered at the harbor for a military exercise.

She keeps her room neat and tidy.

I don't necessarily agree with his decision.