There are several synonyms for the phrase "enjoy the niceties of life." One such synonym is "savor the pleasures of life," which connotes the idea of taking time to appreciate the small joys in life. Another synonym is "embrace the luxuries of life," which implies enjoying the finer things in life. "Indulge in the comforts of life" is also a synonym, highlighting the idea of finding happiness and contentment in life's simple pleasures. Lastly, "delight in the finer things in life" is a synonym that describes the joy of experiencing life's richness and beauty. Whatever the synonym used, it all boils down to the sentiment of relishing and enjoying all that life has to offer.