Here are some examples:
* Disapprove: To not approve of something
* Disagree: To have a different opinion
* Disarm: To remove weapons, making something less dangerous
* Disable: To make something unable to function
* Discontent: A state of unhappiness or dissatisfaction
* Disorder: A lack of order or organization
It's important to note that the meaning of "dis-" can sometimes be subtle and depend on the context of the word.