miserable vs suicidal

miserable

noun
  • A miserable person; a wretch. 

  • A state of misery or melancholy. 

adj
  • In a state of misery: very sad, ill, or poor. 

  • Wretched; worthless; mean; contemptible. 

  • Very bad (at something); unskilled, incompetent; hopeless. 

  • Of the weather, extremely unpleasant due to being cold, wet, overcast, etc. 

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 miserable and suicidal occurred in a corpus of books? (source: Google Ngram Viewer )