Shock, circle, do, hurt, adapt, become, cause to feel nauseous, become rancid, cast, circle, bend, change of course, circumstance, crossroads, attempt, act, airing, fright, and jolt are all synonyms for turn. Straighten and continue are these antonyms of turn. And here are another 167 synonyms for turn.
1. rotate
2. perform
3. twist
4. become
5. become
6. nauseate
7. curdle
8. fashion
9. revolution
10. corner
11. turning
11. improve
12. turning
13. chance
13. routine
14. walk
15. surprise