equivocation vs temporization

equivocation

noun
  • The use of expressions susceptible of a double signification, possibly intentionally and with the aim of misleading. 

  • A logical fallacy resulting from the use of multiple meanings of a single expression. 

temporization

noun
  • The act of temporizing. 

  • The application of a temporary piece of dental work that will later be removed. 

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