cynically
adverb
[ ˈsɪnɪk(ə)li ]
• in a distrustful way that expresses a belief that people are motivated purely by self-interest.
• "many cynically dismiss the way of peace as naive and impossible"
• in a way that is concerned only with one's own interests and disregards accepted standards in order to achieve them.
• "he was accused of cynically exploiting a terrible tragedy"