Lily had no desire that they should recognize any social difference in her; but she had hoped to be received as their equal, and perhaps before long to show herself their superior by a special deftness of touch, and it was humiliating to find that, after two months of drudgery, she still betrayed her lack of early training.
There are no more uses of "deft" in the book.
Show samples from other sources
I can deft the bosses as long as they deb us.
Margaret Peterson Haddix -- Uprising
He felt his stomach clench as he realized how deftly Isabelle had deflected his questions and distracted him with kissing, and he felt stupid.