Chaise—a two wheel carriage.
Webster's 1828 Dictionary: Chaise (?), n. [F. chaise seat, or chair, chaise or carriage, for chaire, from a peculiar Parisian pronunciation. See Chair.]1. A two-wheeled carriage for two persons, with a calash top, and the body hung on leather straps, or thoroughbraces. It is usually drawn by one horse.