copula vs truss

copula

noun
  • A device that connects two or more keyboards of an organ. 

  • A word, usually a verb, used to link the subject of a sentence with a predicate (usually a subject complement or an adverbial), that unites or associates the subject with the predicate. 

  • A function that represents the association between two or more variables, independent of the individual marginal distributions of the variables. 

  • The act of copulation; mating. 

truss

noun
  • A triangular bracket. 

  • The rope or iron used to keep the centre of a yard to the mast. 

  • A bandage and belt used to hold a hernia in place. 

  • A tuft of flowers or cluster of fruits formed at the top of the main stem of certain plants. 

  • A padded jacket or dress worn under armour, to protect the body from the effects of friction. 

  • A structure made up of one or more triangular units made from straight beams of wood or metal, which is used to support a structure as in a roof or bridge. 

  • Part of a woman's dress; a stomacher. 

  • An old English farming measurement. One truss of straw equalled 36 pounds, a truss of old hay equalled 56 pounds, a truss of new hay equalled 60 pounds, and 36 trusses equalled one load. 

verb
  • To secure or bind with ropes. 

  • To take fast hold of; to seize and hold firmly; to pounce upon. 

  • To strengthen or stiffen, as a beam or girder, by means of a brace or braces. 

  • To tie up a bird before cooking it. 

  • To support. 

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