Children always ask naive questions.
Bacteria are too small for the naked eye.
Those stars are hardly visible to the naked eye.
Only one student passed the exam, namely Peter.
I napped the afternoon away.
Opium is a narcotic drug.
Narrative makes up most of the book.
He was suffering from nasal catarrh.
Things look nasty for me.
Her national costume showed her nationality.
There is a maple leaf in Canada's national flag.
The national emblem of England is a rose.
What is his nationality?
English is not my native language.
The professor set to study the habits of the natives.
He is a retired naval officer.
Without a rudder, a ship is not navigable.
I received a letter from him in neat script.
He keeps his room clean and neat.
The increase in population necessitates a greater food supply.
He gave me a negative answer.