strenuous
/ˈstrɛnjuəs/
adjective
- Requiring or using great effort or energy.
- Climbing the mountain was a strenuous activity.
- She made a strenuous effort to finish the project on time.
- The doctor advised against strenuous exercise after the surgery.
- Showing strong and determined effort; vigorous.
- Her strenuous objections changed the committee's decision.
- They faced strenuous opposition from the local community.
- He was a strenuous supporter of education reform.
Antonyms