Here are some synonyms for "antagonize":
* Provoke
* Irritate
* Incite
* Exasperate
* Vex
* Aggravate
* Alienate
Here are some examples of how you might use "antagonize":
* "The constant teasing antagonized the child, making him lash out."
* "The politician's inflammatory rhetoric antagonized voters on both sides of the issue."
* "The boss's critical attitude antagonized his employees, leading to low morale."
Remember, "antagonize" is a verb.