nonplus vs pother

nonplus

verb
  • To bewilder or perplex (someone); to confound, to flummox. 

noun
  • A state of bewilderment or perplexity. 

pother

verb
  • To puzzle or perplex. 

  • To make a bustle or stir; to be fussy. 

noun
  • A commotion, a tempest. 

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