hostile vs inoperational

hostile

adj
  • Unwilling. 

  • Of a hostile takeover. 

  • Aggressive; antagonistic. 

  • Not friendly; appropriate to an enemy; showing the disposition of an enemy; showing ill will and malevolence or a desire to thwart and injure. 

noun
  • An enemy. 

inoperational

adj
  • Not operational. 

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