jujutsu: 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
martial art: any of several Oriental arts of weaponless self-defense; usually practiced as a sport
amora: one of a group of rabbis (active AD 250-500) who discussed the Mishnaic law in the law schools of Palestine and Mesopotamia where they explained and applied earlier teachings and whose discussions are recorded in the Talmud; they emphasized the study of Torah and the importance of personal action and the fulfillment of the commandments