strenuously

/ˈstrɛnjuəsli/
adverb
  1. In a way that requires or uses great effort, energy, or strength.
    • The firefighters worked strenuously to control the blaze.
    • She exercised strenuously every morning to prepare for the marathon.
    • He argued strenuously against the new policy during the meeting.
  2. In a forceful or determined manner, especially when expressing an opinion or objection.
    • The lawyer strenuously denied the accusations in court.
    • The committee members strenuously defended their decision.
    • My grandmother strenuously objected to the idea of moving to a nursing home.