betime vs invade

betime

verb
  • To occur; betide. 

adv
  • Betimes. 

invade

verb
  • To infest or overrun. 

  • To attack; to infringe; to encroach on; to violate. 

  • To move into. 

  • To enter by force in order to conquer. 

  • To make an unwelcome or uninvited visit or appearance, usually with an intent to cause trouble or some other unpleasant situation. 

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