優婉[yuuen] elegant
婉曲[enkyoku] euphemistic
婉美[enbi] beauty
婉曲迂遠[enkyokuuen] being euphemistic and circumlocutory
婉然[enzen] graceful

婉曲表現[enkyokuhyougen] euphemism
婉曲法[enkyokuhou] euphemism
柔婉[juuen] simple
幽婉[yuuen] modest and beautiful

幽す[yuusu] to confine to a room
幽闇[yuuan] gloom
幽雅[yuuga] refinement
幽界[yuukai] hades
幽閑[yuukan] quiet and secluded

幽鬼[yuuki] ghost
幽客[yuukaku] orchid
幽居[yuukyo] hermitage
幽境[yuukyou] solitude
幽契[yuukei] secret promise made to the gods

艶歌[enka] enka
艶かしい[namamekashii] charming
艶めく[tsuyameku] (for an object) to be shiny
艶やか[adeyaka] glamorous
艶事[tsuyagoto] love affair

艶種[tsuyadane] love affair
艶出し[tsuyadashi] burnishing
艶書[ensho] love-letter
艶消し[tsuyakeshi] frosted (glass)