frenetic

/F R AH0 N EH1 T IH0 K/
noun
  1. 1

    One who is frenetic.

adjective
  1. 1

    Fast, harried; having extreme enthusiasm or energy.

    โ€œAfter a week of working at a frenetic pace, she was ready for Saturday.โ€

  2. 2

    Mentally deranged, insane.

  3. 3

    Characterised by manifestations of delirium or madness.

Source: https://en.wiktionary.org/wiki/frenetic