The phrase "morning after" usually refers to the day following a significant event. However, there are several synonyms that can be used to express the same idea. One such synonym is "next day." This phrase can be used to refer to the day following an event or an action that has some relevance. Another synonym for "morning after" is "daybreak." This term is particularly useful when talking about the physical onset of a new day. Other synonyms for "morning after" include "following day," "subsequent day," "day after," and "day after the event." Regardless of the synonym used, the idea conveyed is the same, referring to the time immediately following an important event.