proficient

As proficient as he was in making people trust him, she eventually became wise to his masquerade.

Hence it happened that the proficient McWilliams secured three round dances with his mistress.

To do so he must be a proficient in that impudence, the lack of which created so many difficulties for him.

I am no proficient in the Latin classics: yet I think I know enough to predicate that Π.

He had had some sessions in the art, but not nearly enough to make him proficient.

I learned the use of the paddle, and became quite a proficient in the gentle craft.