J

jaundice n. A morbid condition, due to obstructed excretion of bile or characterized by yellowing of the skin.
Jingo n. One of a party in Great Britain in favor of spirited and demonstrative foreign policy.
jocose adj. Done or made in jest.
jocular adj. Inclined to joke.
joggle n. A sudden irregular shake or a push causing such a shake.
jovial adj. Merry.
judicature n. Distribution and administration of justice by trial and judgment.
jugular adj. Pertaining to the throat.
junction n. The condition of being joined.
juncture n. An articulation, joint, or seam.
junta n. A council or assembly that deliberates in secret upon the affairs of government.
jurisprudence n. The science of rights in accordance with positive law.
joust v. To engage in a tilt with lances on horseback.
justification n. Vindication.
juxtapose v. To place close together.