Question: what cool words start with j?
Answer: JABBLE. An old Scots word meaning “to shake liquid around in a container.” JACK-AT-A-PINCH. Seventeenth century slang for someone (originally, a clergyman) called in as a replacement at the very last moment. JACK-SHARP. ...  JACTANCE. ...  JACTITATE. ...  JADOO. ...  JALOUSE. ...  JAMBLE.