airship vs chick

airship

noun
  • Any aircraft. 

  • A police air unit, a police helicopter 

  • A lighter-than-air aircraft that can be propelled forward through the air as well as steered. 

  • A high ranking official of the RAF, viewed as arrogant and distant. 

verb
  • To transport goods by aircraft. 

chick

noun
  • A friendly fighter aircraft. 

  • A screen or blind made of finely slit bamboo and twine, hung in doorways or windows. 

  • A young, typically attractive, woman or teenage girl. 

  • A young chicken. 

  • A young bird. 

verb
  • To compress the lips and then separate them quickly, resulting in a percussive noise. 

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