悦に入る[etsuniiru] to be pleased
悦楽[etsuraku] enjoyment
悦ぶ[yorokobu] to be delighted
悦んで[yorokonde] with pleasure ...
喜悦[kietsu] joy

法悦[houetsu] religious exultation
満悦[manetsu] great delight
悦び[yorokobi] joy
悦ばす[yorokobasu] to delight
愉悦[yuetsu] joy