There are several synonyms for the phrase "Twelfth day". One common synonym is "Epiphany", which refers to the Christian celebration that marks the arrival of the Magi (the Three Wise Men) to worship the newborn Jesus. Another synonym is "Twelfth Night", which is a reference to Shakespeare's play of the same name that is traditionally performed on the evening of January 5th. "Little Christmas" is another synonym that is used to refer to Twelfth day as it is the last day of the Christmas season. Other synonyms include "Feast of the Three Kings", "Día de los Reyes" and "Three Kings' Day".