untroubled

Adjective

• free from turmoil or worries
  • untroubled times
    

• free from fear or doubt; easy in mind
  • he was secure that nothing will be held against him
    

• not beset by troubles or disturbance or distress
  • seemed untroubled by doubts of any kind
    
  • untroubled sleep
    
  • a kind untroubled face
    

Related words

• Synonyms: 
  secure , unafraid
• Antonyms: 
  insecure , troubled