decimation vs suicidal

decimation

noun
  • The killing or destruction of any large portion of a population. 

  • A digital signal-processing technique for reducing the number of samples in a discrete-time signal; downsampling 

  • The creation of a new sequence comprising only every nth element of a source sequence. 

  • A tithe or the act of tithing. 

  • The killing or punishment of every tenth person, usually by lot. 

suicidal

noun
  • Someone suicidal; someone likely to kill themselves. 

adj
  • Likely to commit, or to attempt to commit, suicide. 

  • Extremely reckless. 

  • Highly likely to certain to result in the deaths of the participants; dangerous or reckless to such a degree as to be tantamount to suicide for those taking part. 

  • Pertaining to suicide. 

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