beard vs cerebral cortex

beard

noun
  • The appendages to the jaw in some cetaceans, and to the mouth or jaws of some fishes. 

  • The cluster of small feathers at the base of the beak in some birds. 

  • In insects, the hairs of the labial palpi of moths and butterflies. 

  • The gills of some bivalves, such as the oyster. 

  • Long or stiff hairs on a plant; the awn. 

  • The curved underside of an axehead, extending from the lower end of the cutting edge to the axehandle. 

  • A barb or sharp point of an arrow or other instrument, projecting backward to prevent the head from being easily drawn out. 

  • That part of the underside of a horse's lower jaw which is above the chin, and bears the curb of a bridle. 

  • A fake customer or companion, especially a woman who accompanies a gay man, or a man who accompanies a lesbian, in order to give the impression that the person being accompanied is heterosexual. 

  • The byssus of certain shellfish. 

  • Facial hair on the chin, cheeks, jaw and neck. 

verb
  • To boldly and bravely oppose or confront, often to the chagrin of the one being bearded. 

  • To take by the beard; to seize, pluck, or pull the beard of (a man), in anger or contempt. 

  • Of a gay man or woman: to accompany a gay person of the opposite sex in order to give the impression that they are heterosexual. 

  • Of bees, to accumulate together in a beard-like shape. 

  • To deprive (an oyster or similar shellfish) of the gills. 

cerebral cortex

noun
  • The grey, folded, outermost layer of the cerebrum that is responsible for higher brain processes such as sensation, voluntary muscle movement, thought, reasoning, and memory. 

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