earnest

Adjective

• not distracted by anything unrelated to the goal

• earnest
  • one's dearest wish
    
  • devout wishes for their success
    
  • heartfelt condolences
    

• characterized by a firm and humorless belief in the validity of your opinions
  • both sides were deeply in earnest, even passionate
    
  • an entirely sincere and cruel tyrant
    
  • a film with a solemn social message
    

Noun

• something of value given by one person to another to bind a contract

Related words

• Synonyms: 
  businesslike , dear , devout , heartfelt , sincere , solemn