Wrestling is a physical contact sport that involves grappling techniques such as takedowns, pins, and locks. The sport often features in popular culture and is often associated with strength and athleticism. There are several synonyms for wrestling that are related to this contact sport, such as grappling, Jujutsu, Sumo, and Pankration. Grappling encompasses all forms of wrestling and is the most general term used to describe the sport. Jiu-jitsu or Jujutsu is a martial art that originated in Japan and is a close relative of wrestling. Sumo wrestling is a Japanese sport that focuses on pushing opponents out of a ring or off a platform. Pankration is an ancient Greek martial art that combines wrestling and boxing techniques.