invasion vs trespass

invasion

noun
  • The entry without consent of an individual or group into an area where they are not wanted. 

  • A military action consisting of armed forces of one geopolitical entity entering territory controlled by another such entity, generally with the objective of conquering territory or altering the established government. 

  • The breaching of the skin barrier. 

  • The spread of cancer cells, bacteries and such to the organism. 

trespass

noun
  • An intentional interference with another's property or person. 

verb
  • To decree that a person shall be arrested for trespassing if he or she returns to someone else's land. 

  • To go too far; to put someone to inconvenience by demand or importunity; to intrude. 

  • To enter someone else's property illegally. 

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