2 adjectives to describe probationer

Gines had been the object of her particular partiality; and, zealous as she was for the public concern, she thought an old and experienced sinner for a raw probationer but an ill exchange.

Who can resist, for example, the epithet applied by Meg Merrilies to an unsuccessful probationer for admission to the ministry:"a sticket stibbler"?

2 adjectives to describe  probationer