personne

Il le sait mieux que personne.

He knows it better than anyone.

Comme personne

Like no other, better than anyone

Il n'a personne.

He doesn't have anybody.

N'agace personne.

Don't irritate anyone.

Je n'ai personne.

I don't have anybody.

Elle n'a personne.

She doesn't have anybody.

Il n'a vu personne.

He didn't see anybody.

On n'a vu personne.

No one was seen.

Je n'ai vu personne.

I didn't see anyone.

Je ne suis personne.

I'm a nobody.

Tom n'a tué personne.

Tom didn't kill anyone.

Ne dites cela à personne.

Don't tell anyone that.