roil vs vamper

roil

verb
  • To annoy; to make angry; to throw into discord. 

  • To romp. 

  • To render turbid by stirring up the dregs or sediment of. 

  • To bubble, seethe. 

vamper

verb
  • To swagger; to make an ostentatious show. 

noun
  • One who vamps; one who creates or repairs by piecing old things together; a cobbler. 

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