sane vs tactical

sane

adj
  • Rational; reasonable; sensible. 

  • Being in a healthy condition; not deranged; thinking rationally. 

  • Mentally sound; possessing a rational mind; having the mental faculties in such condition as to be able to anticipate and judge the effect of one's actions in an ordinary manner. 

tactical

adj
  • adroit, skilful or ingenious 

  • of or relating to tactics 

  • of or relating to military operations that are smaller or more local than strategic ones 

  • having a military appearance, typically with accessories such as a bipod, adjustable stock, detachable magazine or black coloration 

noun
  • A combinator of proof tactics. 

  • A private war reenactment event involving mock battles or skirmishes. 

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