polisher vs toothbrush

polisher

noun
  • A tool that makes something smooth or shiny. 

  • A person who refines something. 

  • A machine that makes something smooth or shiny. 

  • A person who makes something smooth or shiny. 

toothbrush

noun
  • A brush, used with toothpaste, for cleaning the teeth. 

verb
  • To clean or scrub with a toothbrush. 

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