gussy up vs overdress

gussy up

verb
  • To don fancy clothing; to dress up particularly in flattering or specially altered garments. 

  • To make fancy or attractive, as by artificial or contrived means. 

overdress

verb
  • To wear clothing which is too elaborate or formal for a particular occasion. 

  • To wear too many clothes for a particular occasion. 

noun
  • Any garment worn over another. 

  • Any dress (feminine-style garment) worn over another, especially over an underdress. 

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