N

nature (n) 

A: The nature is beautiful.

neighbor (n)

A:There is a new neighbor in the condominium.

never (adv)

A: Do you want to go to Justin Bieber's concert?

B: NEVER!!!!!!!!!

notebook (n)

A. Do you give me your notebook, please?

B: Sure.

nurse (n)

A: The nurse attended to me in the hospital.

outside (prep & adv)

A: Outside of my house there is a court full of flowers.

o'clock (adv) 

A:What time is it?

B: Is 10 o'clock.

own (adj)

A: They cook their own meals.