Blue time is often associated with sadness or melancholy. However, there are several synonyms for the word "blue time" that can convey different shades of emotions. For instance, the term "gloomy" is often used to describe a dark or depressing time. "Morose" too can be used to refer to a state of sadness or sullenness. "Sombre" and "melancholic" are other synonyms that describe a state of profound sadness or gloominess. Additionally, "doleful" and "lugubrious" are used to convey a sense of mourning or lamentation. While these words may be different, they all describe a state of emotional darkness that we sometimes experience in life.