General:
* Avoid
* Escape
* Evade
* Outwit
* Dodge
* Miss
* Slip away from
* Get away from
* Flee
* Steer clear of
More specific:
* Defy: To resist or oppose successfully.
* Baffle: To confuse or perplex.
* Frustrate: To prevent from succeeding.
* Puzzle: To confuse or bewilder.
* Mock: To treat with ridicule or scorn.
* Circumvent: To avoid or go around.
The best synonym will depend on the specific context in which you are using the word.