coy

Adjective

• modestly or warily rejecting approaches or overtures
  • like a wild young colt, very inquisitive but very coy and not to be easily cajoled
    

• showing marked and often playful or irritating evasiveness or reluctance to make a definite or committing statement
  • a politician coy about his intentions
    

• affectedly modest or shy especially in a playful or provocative way

Related words

• Synonyms: 
  demure , overmodest