永訣[eiketsu] last farewell
訣別[ketsubetsu] separation
秘訣[hiketsu] secret (method, trick, etc.)

要訣[youketsu] main point
訣辞[ketsuji] words of parting
訣絶[ketsuzetsu] breaking off a relationship

讃歌[sanka] song of praise
讃賞[sanshou] praise
讃辞[sanji] eulogy
讃美[sanbi] praise
自讃[jisan] self-praise

讃える[tataeru] to extol
礼讃[raisan] praise
画讃[gasan] legend over a picture
賞讃[shousan] praise
絶讃[zessan] high praise