The term NEW YEAR FESTIVAL can be summarized as a celebration of the start of a new year. The crossword solution for this term is TET, which is short for Tet Nguyen Dan, the Vietnamese Lunar New Year Festival. This festival is celebrated on the first day of the first month of the lunar calendar and is one of the most important holidays in Vietnam. It is a time for families to come together and celebrate the new year with traditional customs and activities.