Supposing in example sentence
The one with the basin approached, and with arch composure and impudence, thrust it under Don Quixote's chin, who, wondering at such a ceremony, said never a word, supposing it to be the custom of that country to wash beards instead of hands; he therefore stretched his out as far as he could, and at the same instant the jug began to pour and the damsel with the soap rubbed his beard briskly, raising snow-flakes, for the soap lather was no less white, not only over the beard, but all over the face, and over the eyes of the submissive knight, so that they were perforce obliged to keep shut.