Crossword solverSynonyms for serenity9 crossword answers for “serenity” (8), sorted by letter count.How many letters?All9526182911011111215 letters 2quietpeace6 letters 1repose8 letters 2ataraxisataraxia9 letters 1placidity10 letters 1heartsease11 letters 1peace of mind(5,2,4)12 letters 1peacefulness