phony vs unimpaired

phony

verb
  • To fake. 

adj
  • Fraudulent; fake; having a misleading appearance. 

noun
  • A person who professes beliefs or opinions that they do not hold. 

  • Anything fraudulent or fake. 

  • A person who assumes an identity or quality other than their own. 

unimpaired

adj
  • Not impaired. 

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