invigorate vs overswell

invigorate

verb
  • To heighten or intensify. 

  • To impart vigor, strength, or vitality to. 

  • To make lively. 

  • To give life or energy to. 

overswell

verb
  • To swell or rise above (something, especially the rim of a container, the sides of something hollow, etc.). 

  • To cause (something) to be too swollen or large; to become too swollen or large. 

noun
  • An excessive or sudden increase or flood (of something). 

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