늘다

1. be extended
For the length, area, volume, etc., of something to become longer or bigger than before.

2. multiply; grow
For numbers, quantities, etc., to become greater than before.

3. increase; rise
For power, energy, force, etc., to become stronger than before.

4. improve; make progress
To become better at something as one's talent, ability, etc., improves.

5. increase; improve
For one's fortune to improve.

6. be extended
For time or a period to become longer.