ventilation vs visit

ventilation

noun
  • An exchange of views during a discussion. 

  • The bodily process of breathing; the inhalation of air to provide oxygen, and the exhalation of spent air to remove carbon dioxide. 

  • The mechanical system used to assist breathing. 

  • The replacement of stale or noxious air with fresh. 

  • The public exposure of an issue or topic. 

  • The mechanical system used to circulate and replace air. 

visit

noun
  • A meeting with a doctor at their surgery or the doctor's at one's home. 

  • A single act of visiting. 

verb
  • To go to (a place) for pleasure, on an errand, etc. 

  • To habitually go to (someone in distress, sickness etc.) to comfort them. (Now generally merged into later senses, below.) 

  • Of a sickness, misfortune etc.: to afflict (someone). 

  • Of God: to appear to (someone) to comfort, bless, or chastise or punish them. (Now generally merged into later senses, below.) 

  • To go and meet (a person) as an act of friendliness or sociability. 

  • To inflict punishment, vengeance for (an offense) on or upon someone. 

  • To go to (a shrine, temple etc.) for worship. (Now generally merged into later senses, below.) 

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