据わる

すわるsuwaru

godan verb · intransitive

1. to hold still
2. to hold in place
3. to hold steady
4. to stay (in one spot)
5. to calm down
6. to become steady (e.g. of nerves)
7. to compose (oneself)
8. to become fixed (e.g. of a gaze)

Study it in Yanamino