diligence

Noun

• a diligent effort
  • it is a job requiring serious application
    

• persevering determination to perform a task
  • his diligence won him quick promotions
    
  • frugality and industry are still regarded as virtues
    

• conscientiousness in paying proper attention to a task; giving the degree of care required in a given situation

Related words

• Synonyms: 
  application , industriousness , industry