— ‘But look at him,’ groaned Mr. Gradgrind. ‘Will any coach—’ — ‘I don’t mean that he thould go in the comic livery,’ said Sleary. ‘Thay the word, and I’ll make a Jothkin of him, out of the wardrobe, in five minutes.’ — ‘I don’t understand,’ said Mr. Gradgrind. — ‘A Jothkin—a Carter. Make up your mind quick, Thquire. There’ll be beer to feth. I’ve never met with nothing but beer ath’ll ever clean a comic blackamoor.’
Source: wiktionary