coy vs unboastful

coy

adj
  • Reluctant to give details about something sensitive; notably prudish. 

  • Soft, gentle, hesitating. 

  • Pretending shyness or modesty, especially in an insincere or flirtatious way. 

noun
  • A trap from which waterfowl may be hunted. 

  • A company 

unboastful

adj
  • Not boastful. 

How often have the words coy and unboastful occurred in a corpus of books? (source: Google Ngram Viewer )