sedulousness

/ˈsɛdʒələsnəs/
noun
  1. The quality of being careful and persistent in effort; diligence.
    • Her sedulousness in researching the topic impressed her professor.
    • The success of the project was due to the team's sedulousness.
    • His sedulousness in learning the language helped him become fluent quickly.
Antonyms
What does "sedulousness" mean? | whatsthatwordmean | whatsthatwordmean