General Words:
* Disarm: To remove weapons, make less hostile.
* Disassemble: To take apart, separate into components.
* Disapprove: To think negatively of, disagree with.
* Disbelief: The state of not believing something.
* Disconnect: To separate, break a connection.
* Discourage: To make less hopeful, deter.
* Disguise: To hide one's true identity.
* Disintegrate: To break down into small pieces.
* Dislike: To have a negative feeling about.
* Dismiss: To send away, reject.
Scientific/Technical Words:
* Dispersion: The act of spreading out or scattering.
* Dissociation: The process of separating or breaking apart.
* Distortion: A change in shape or form, often making something inaccurate.
* Disruption: An interruption or disturbance.
Other Examples:
* Disadvantage: Something that puts someone at a disadvantage.
* Disarray: A state of disorder or confusion.
* Discord: Lack of harmony or agreement.
* Disgrace: A state of shame or dishonor.
* Dismay: Feelings of disappointment or fear.
* Disorder: A state of being unorganized or confused.
* Disrupt: To interrupt or interfere with something.
This list is not exhaustive, but it gives you a good starting point. Remember, the "dis-" prefix is very common in English words, so you'll likely encounter it often!