lún sụt
Definition
Noun (Technical):
- Subsidence: The gradual sinking or caving in of an area of land, often due to natural geological processes like the compaction of underground materials, or human activities such as mining or groundwater extraction.
Verb (Descriptive):
- To subside / to sink: To gradually sink or settle downward. This can describe land, foundations, or structures.
- To collapse / to cave in: To fall down or inward suddenly, often creating a depression.
Usage Examples
- Noun:
- Sự lún sụt đất đe dọa các tòa nhà trong khu vực. (Land subsidence threatens buildings in the area.)
- Verb:
- Nền nhà bắt đầu lún sụt sau trận mưa lớn. (The house foundation began to sink after the heavy rain.)
- Con đường bị lún sụt tạo thành một hố lớn. (The road collapsed, forming a large sinkhole.)
Advanced Usage
- "lún sụt tâm lý": A metaphorical phrase describing a state of psychological decline, depression, or collapse.
- Sau biến cố, anh ấy rơi vào tình trạng lún sụt tâm lý. (After the incident, he fell into a state of psychological collapse.)
Variants and Related Words
- Lún (v): to sink, to settle (often implies a slower, less severe, or more localized sinking than "lún sụt").
- Bánh xe bị lún trong bùn. (The wheel sank in the mud.)
- Sụt (v): to subside, to drop, to fall in (can be used alone or combined, often implying a drop in level or a caving in).
- Mực nước ngầm bị sụt giảm. (The groundwater level dropped.)
Synonyms
- Subsidence (n): the process of subsiding.
- Sink (v): to go down below a surface.
- Cave in (v): to collapse inward.
- Settle (v): to sink gradually to a lower level.
Related Idioms
- While "lún sụt" itself is not commonly used in idiomatic expressions, its component "sụt" appears in phrases like:
- Sụt sịt: to sniffle (from a cold or crying).
- Sụt cân: to lose weight.