questioning

Adjective

• showing curiosity
  • if someone saw a man climbing a light post they might get inquisitive
    
  • raised a speculative eyebrow
    

• marked by or given to doubt
  • a skeptical attitude
    
  • a skeptical listener
    

• perplexed (as if being expected to know something that you do not know)
  • he had a quizzical expression
    

Noun

• a request for information

Related words

• Synonyms: 
  inquisitive , speculative , wondering(a) , doubting , skeptical , sceptical , quizzical , inquiring