This is the 906th most frequent Vietnamese word.
cơn
A classifier for sudden or short-lived events, emotions, or phenomena.
'Cơn' here functions as a classifier for illnesses or bouts, indicating a passing occurrence.
Anh ấy vừa trải qua một cơn cảm cúm.
He just experienced a bout of flu.
In this case, 'cơn' is used as a classifier for emotions or sudden mental states.
Cô bé bất ngờ có một cơn giận dữ.
The girl suddenly had a fit of anger.
In this sentence, 'cơn' is used as a classifier for types of occurrences or natural phenomena, specifically 'rain'.