definite vs unsafe

definite

adj
  • Having distinct limits. 

  • Designating an identified or immediately identifiable person or thing, or group of persons or things 

  • Free from any doubt. 

  • Determined; resolved; decided. 

noun
  • A word or phrase that designates a specified or identified person or entity. 

unsafe

verb
  • To remove the safety from (a weapon). 

adj
  • Not safe (various senses); dangerous. 

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