candidiasis vs thrush

candidiasis

noun
  • A fungal infection of any of the Candida (yeast) species. 

thrush

noun
  • A fungal infection caused by Candida, now especially of the vagina; candidiasis. 

  • Any of numerous species of songbirds of the cosmopolitan family Turdidae, such as the song thrush, mistle thrush, bluebird, and American robin. 

  • A female singer. 

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