The Vietnamese word "nấu" primarily means "to cook" or "to boil." It is a versatile verb used in various contexts related to food preparation and cooking processes.
Cooking Food: Use "nấu" when referring to the process of cooking meals.
Boiling: It can also refer to boiling items, such as water or laundry.
While "nấu" mainly refers to cooking, it can also imply preparation or handling of other items when heated, such as in the context of boiling water or laundry. The context in which it's used will clarify its meaning.