Tom knew that the affair his uncle had to speak of was not urgent; Mr. Deane was too shrewd and practical a man to allow either his reminiscences or his snuff to impede the progress of trade.
She had a way of not assenting at once to the observations current in good society, and of saying that she didn’t know whether those observations were true or not, which gave her an air of gaucherie, and impeded the even flow of conversation; but it is a fact capable of an amiable interpretation that ladies are not the worst disposed toward a new acquaintance of their own sex because she has points of inferiority.
There are no more uses of "impede" in the book.
Show samples from other sources
She is impeding the progress of our project
But the hill was treacherously steep; he was impeded by the snow and his own lack of strength.