悦 （エツ） self-satisfaction, rejoicing

悦に入る （エツニイル） to be pleased, to gloat, to glow with self-satisfaction

満悦 （マンエツ） great delight, great satisfaction, rapture

怡悦 （イエツ） rejoicing

喜ぶ （よろこぶ） to be delighted, to be glad, to be pleased, to rejoice, to congratulate, to welcome (a proposal, advice, etc.), to take kindly to, to do with pleasure, to do gladly, to be happy (to do)

喜ばす （よろこばす） to delight, to please, to make (someone) happy, to give pleasure (to)