There are several synonyms for the term "bedtime drink" that are commonly used. Some people may refer to it as a "sleep aid" or a "nightcap." Others may refer to it as a "relaxation beverage" or a "sleepytime tea." Many people who enjoy a bedtime drink will also refer to it as a "calming elixir" or a "nighttime tonic." Whatever the term used to describe it, the purpose of a bedtime drink is to help promote relaxation and restful sleep, allowing the body to rejuvenate and prepare for the next day. Whether it's a herbal tea or a warm milk, a bedtime drink can be a helpful addition to your nighttime routine.