Слово "amateur". Англо-русский словарь Мюллера

But I know why; so does any amateur who ever engaged in a lynching bee and saw the victim throw up his hands, clutch the rope, and ease the throttle of the noose about his neck so that he might breathe.

“Actually, I’m an amateur physicist only, and I suppose she is an amateur assistant.”

The leaves lay sodden in the rain and the wind drove the rain against the big green autobus at the terminal and the cafe des amateurs was crowded and the windows misted over from the heat and the smoke inside.

Revolution is an amateur thing for almost everybody; Prof was only one who seemed to know what he was doing, and, at that, was new to him, too--he had never taken part in a successful revolution or ever been part of a government, much less head.