berserkly

/bərˈzɜːrkli/
adverb
  1. In a wild, furious, or uncontrolled manner.
    • The toddler ran berserkly around the playground, laughing and screaming.
    • He swung the bat berserkly, hitting everything in sight.
    • The fans cheered berserkly when the band came on stage.
Antonyms
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