in private

Adverb

• kept private or confined to those intimately concerned
  • it was discussed privately between the two men
    
  • privately, she thought differently
    
  • some member of his own party hoped privately for his defeat
    
  • he was questioned in private
    

Related words

• Synonyms: 
  privately , in camera
• Antonyms: 
  publicly , publically , in public