잠기다

1. be locked; be fastened
For a door, etc., to be locked with a lock or ring so that others cannot open it.

2. be turned off
For tap water, gas, etc., to be caused to stop running.

3. be fastened
For buttons on clothes to be fastened.

4. become hoarse; become husky
For one's throat to become hoarse or swollen, failing to make proper sounds.