快かい悦えつMeanings1noundelight; pleasure; enjoymentarchaicArchaic noun for a feeling of great pleasure or delight. Not used in modern Japanese; replaced by words like 喜び or 楽しみ.古こ文ぶん書しょには「快かい悦えつの至いたり」といった表ひょう現げんが見みられる。In old documents, expressions like 'the height of delight' can be found.