tailgate vs wheel arch

tailgate

noun
  • A hinged board or hatch at the rear of a vehicle that can be lowered for loading and unloading. 

  • Either of the downstream gates in a canal lock. 

  • The hinged rear door of a hatchback. 

verb
  • To privately purchase or sell a security immediately after trading in the same security for a client. 

  • To follow another person through access control on their access, rather than on one’s own credentials, especially when entering a door controlled by a card reader. 

  • To drive dangerously close behind another vehicle. 

  • To have a tailgate party. 

wheel arch

noun
  • The shaped part of the bodywork of a car or other vehicle that allows the wheel to be accessed, and in the case of front wheels, enable them to be steered. 

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