Here are some other ways to say "wrong" depending on the context:
* Incorrect: *incorrecte* (for things that are not grammatically or factually correct)
* Mistaken: *trompé* (for making a mistake)
* Bad: *mauvais* (for something that is of poor quality or morally wrong)
* Not right: *pas juste* (for something that is unfair or unjust)
The specific translation will depend on the context in which you are using the word "wrong".