Left-hander refers to individuals who predominantly use their left hand for writing, drawing, throwing, or other activities. There are several synonyms for the term left-hander, including southpaw, leftie, lefty, left-handist, gauche, and sinistral. Southpaw is a baseball term used to describe left-handed pitchers in the sport. Leftie or lefty is commonly used as a slang term for left-handed individuals. Left-handist refers to people who have a natural preference for using their left hand. Gauche derives from the French word meaning "left," and sinistral refers to left-handedness in animals. These alternative terms provide a variety of options for referring to left-handed individuals and their unique abilities.