Here are some examples:
* Disapprove: Not approve
* Disagree: Not agree
* Disadvantage: Opposite of advantage, or lack of advantage
* Disconnect: Not connect
* Dislike: Not like
* Disorder: Lack of order
It's important to note that "dis" prefixes can sometimes create words with different meanings depending on the base word. For example, "disarm" doesn't mean "not arm," but rather "remove weapons from."