outstrip vs overswell

outstrip

verb
  • To exceed or surpass (someone or something). 

  • To move more quickly than (someone or something) so as to outrun or leave it behind. 

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 outstrip and overswell occurred in a corpus of books? (source: Google Ngram Viewer )