effort (EN)
noun

noun “effort”

sg. effort, pl. efforts or uncountable
  1. the amount of work needed to do something
    She put in a great effort to pass her final exams with high marks.
  2. trying hard to achieve something
    Her effort to learn French finally paid off when she was able to converse fluently with the locals in Paris.
  3. a specific activity done by people to reach a goal
    The community's cleanup effort made the park beautiful again.