The phrase "ancient time" evokes thoughts of a distant past, a bygone era filled with mystery and wonder. There are many synonyms that can be used to describe this time, each with their nuances and implications. "Antiquity" speaks to the age and historical significance of a particular time, while "archaic" emphasizes the outdated or primitive nature of the period. "Era" can be used to describe a specific period in history, while "epoch" connotes a change or defining moment. "Olden times" and "days of yore" both suggest a sense of nostalgia or sentimental longing for a simpler time. Ultimately, the choice of synonym depends on the context and desired tone of the writing.