Слово "jackanapes". Англо-русский словарь Мюллера

(“And that,” his manner seemed to say, “is one for you, you interfering little jackanapes.”)

"Only three or four days ago the impertinent jackanapes gave me his bill, and I was forced to turn both him and his bill out of the door; so that I am here something in the fashion of a conqueror, holding my position, as it were, my conquest. So you see, being in constant fear of being forced from that position, I am armed to the teeth."

The next moment he was lost in a fringe of birches; then he came out again on the upper side, where I could see him climbing like a jackanapes, for that part was again very steep; and then he dipped behind a shoulder, and I saw him no more.