The Vietnamese word "sùi" can be understood as a verb that means "to swell with pustules," "to froth," or "to foam." This word is often used in contexts related to liquids or substances that bubble or produce foam, as well as in medical contexts when describing certain skin conditions.
In more advanced contexts, "sùi" can also be used metaphorically to describe situations that are out of control or overflowing, such as emotions that are bubbling over.
Typically, "sùi" has a consistent meaning related to swelling or bubbling. However, it can also imply an overwhelming situation, as mentioned earlier.
In summary, "sùi" is a versatile word in the Vietnamese language that can describe both physical and metaphorical swelling or bubbling.