overswell vs pour out

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). 

pour out

verb
  • To distribute or spread (something), as if it were a liquid. 

  • To talk volubly and deeply. Usually implies telling the truth. 

  • To leave a place quickly, and in large numbers. 

  • Used other than figuratively or idiomatically: see pour, out. 

  • To serve a drink into a cup or glass. 

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