dementedly

/dɪˈmɛntɪdli/
adverb
  1. In a way that is crazy, irrational, or extremely foolish.
    • The villain dementedly plotted to take over the world with a giant robot.
    • She dementedly tried to fit a square peg into a round hole for an hour.
    • He laughed dementedly as the roller coaster plunged down the track.
Antonyms
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