caulk vs deadbolt

caulk

noun
  • A composition of vehicle and pigment used at ambient temperatures for filling/sealing joints or junctures, that remains elastic for an extended period of time after application. 

  • Caulking. 

verb
  • To apply caulking to joints, cracks, or a juncture of different materials. 

  • To drive oakum into the seams of a ship's wooden deck or hull to make it watertight. 

  • To copulate. 

deadbolt

verb
  • To fasten or secure with a deadbolt. 

noun
  • A kind of lock in which the bolt (moving portion) is held in position by the cylinder rather than by a spring and so cannot be retracted except by turning the cylinder. 

  • The part of the lock which is moved when the key is engaged. 

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