Dis-

dis- + agree → disagree

dis- + connect → disconnect

dis- + satisfied → dissatisfied

dis- + interested → disinterested

dis- + honour → dishonour

dis- + card → discard (“to throw out a card”)

dis- + bar → disbar (“to expel from the bar”)

dis- + franchise → disfranchise (“to remove one's franchise, to prevent from voting”)

dis- + embowel → disembowel

dis- + annul → disannul (“to annul”)

dis- + function → disfunction