The crossword solution for the term 'peaceful feeling' is SERENITY, an 8-letter word. SERENITY is a state of being calm, peaceful, and untroubled. It is often associated with a sense of contentment and inner peace. It is also used to describe a tranquil environment, such as a peaceful landscape or a quiet, secluded place. SERENITY is often sought after in times of stress and turmoil, as it can provide a sense of relief and comfort.