foof vs whistler

foof

noun
  • An audible puff of wind. 

  • An exasperating person. 

  • An eccentric, foolish, or senile person, usually an old man; a coot, codger, or dotard. 

  • The vulva or vagina. 

intj
  • Used to express exasperation or frustration 

  • Onomatopoeia indicating an explosive burst of air. 

verb
  • To fluff; to cause to puff up. 

  • To blow air through the lips while they are pressed together or against skin; to blow a raspberry. 

whistler

noun
  • An audio-frequency electromagnetic wave produced by atmospheric disturbances such as lightning. 

  • The mountain beaver (Aplodontia rufa). 

  • The goldeneye (certain ducks of genus Bucephala). 

  • The whistling marmot (Marmota caligata). 

  • Someone or something that whistles, or who plays a whistle as a musical instrument. 

  • A broken-winded horse. 

  • Any of several passerine birds of the genera Pachycephala and Coracornis, of Australasia and the western Pacific. 

  • Any bird that whistles or is noted for its whistling vocalisations (applied regionally to various specific species). 

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