Tết
Tết (Vietnamese: [tet̚˧˦], chữ Hán: 節), short for Tết Nguyên Đán (chữ Hán: 節元旦; lit. 'Feast of the first day'), is the most important celebration in Vietnamese culture. Tết celebrates the arrival of spring, which is on the first day of the first Vietnamese lunisolar month, and usually falls between late January and 20 February in the Gregorian calendar.