outstep vs outstrip

outstep

verb
  • To step or go beyond; exceed; overstep. 

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. 

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