sincere

Adjective

• 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
    

• open and genuine; not deceitful
  • he was a good man, decent and sincere
    
  • felt sincere regret that they were leaving
    
  • sincere friendship
    

Related words

• Synonyms: 
  earnest , solemn