A morning person is someone who naturally wakes up early and is full of energy at the start of the day. However, there are several synonyms that can be used to describe this type of person. An early bird is someone who wakes up early and starts their day before most people. A lark is a cheerful person who is up and active early in the morning. A morning lark is someone who is happiest and most productive in the early hours of the day. Meanwhile, a morning person can also be referred to as a morning riser or a morning enthusiast. Regardless of what they are called, these people tend to be productive and optimistic in the morning hours.