Amateurs

The association has excluded amateurs ever since its foundation.

You’re fired! Because we don't need any amateurs who've never read Orwell.

They're amateurs.

I hope you can avoid all the stupid mistakes that amateurs usually make.

These people are amateurs.

The police don’t consult amateurs.

Australian Rod Laver is the only tennis player to win the Grand Slam twice — first as an amateur, and again as a professional in the Open Era, when previously amateur-only or professional-only tournaments went open to both amateurs and professionals. He also won the Pro Slam as a "Closed Era" professional, the year before the Open Era began.

We're all amateurs here.

Tom and Mary are amateurs.

They are amateurs.