This is the 377th most frequent Vietnamese word.
phát
The Vietnamese word "phát" can mean "to send," "to emit," "to issue," or "to develop," depending on the context.
In this sentence, "phát" is used as a verb meaning 'to emit' or 'to burst out', referring to the action of emitting laughter.
Anh ấy đột nhiên phát ra tiếng cười lớn.
He suddenly burst out laughing loudly.
Here, "phát" combines with "triển" to form a compound verb "phát triển" which means 'to develop', indicating progress or advancement.
Cô ấy đã phát triển công việc kinh doanh rất thành công.
She has developed her business very successfully.
In this context, "phát" is part of the term "phát nhanh", which means 'express delivery', illustrating speed and efficiency.