A jointing plane is a woodworking tool used for smoothing and flattening the surface of a board. There are several synonyms for jointing planes, each with its own unique characteristics and uses. The first synonym is the jack plane, which is a versatile tool used for rough work, such as leveling warped boards. The second synonym is the fore plane, which is larger than the jack plane and is used for flattening surfaces. The third synonym is the jointer plane, which is the largest of the three and is designed for long boards or table tops. Finally, the smoothing plane is used for finishing a board's surface. Each of these planes has its own unique characteristics and uses, making them essential for any woodworking project.