4 adjectives to describe encouragers

He was very hospitable and a generous encourager of all public designs.

She asked me into her dressing-room the other afternoon and slipped me a little idea encourager that she had in a flask.

We may be secret encouragers of the contraband, but surely we are not to be suspected of any greater familiarity with their movements.

His lordship is not the only person disposed to give the clergy the honour of being the sole encouragers of all new improvements.

4 adjectives to describe  encouragers