1. to circle
2. to go back
3. to turn around
4. to answer
5. to return
6. to revolve
7. Hui ethnic group (Chinese Muslims)
8. time
9. classifier for acts of a play
10. section or chapter (of a classic book)

1. to curve
2. to return
3. to revolve

1. classifier for loops, orbits, laps of race etc
2. to surround; to circle

classifier: 個