Jujitsu and Tai chi

Jujitsu noun - A method of self-defense without weapons that was developed in China and Japan; holds and blows are supplemented by clever use of the attacker's own weight and strength.

Tai chi and jujitsu are semantically related In some cases you can use "Tai chi" instead a noun "Jujitsu".

Tai chi noun - A Chinese system of slow meditative physical exercise designed for relaxation and balance and health.

Jujitsu and tai chi are semantically related in far eastern discipline or sport topic. You can use "Jujitsu" instead a noun phrase "Tai chi", if it concerns topics such as combat technique.