screw vs shellfish

screw

noun
  • An amphipod crustacean. 

  • Salary, wages. 

  • An extortioner; a sharp bargainer; a skinflint. 

  • A casual sexual partner. 

  • A prison guard. 

  • A simple machine, a helical inclined plane. 

  • Backspin. 

  • A straight line in space with which a definite linear magnitude termed the pitch is associated. It is used to express the displacement of a rigid body, which may always be made to consist of a rotation about an axis combined with a translation parallel to that axis. 

  • A small packet of tobacco. 

  • A ship's propeller. 

  • An Archimedes screw. 

  • The motion of screwing something; a turn or twist to one side. 

  • Rheumatism. 

  • A (usually) metal fastener consisting of a partially or completely threaded shank, sometimes with a threaded point, and a head used to both hold the top material and to drive the screw either directly into a soft material or into a prepared hole. 

  • A steam vessel propelled by a screw instead of wheels. 

  • Sexual intercourse; the act of screwing. 

verb
  • To contort. 

  • To extort or practice extortion upon; to oppress by unreasonable or extortionate exactions; to put the screws on. 

  • To have sexual intercourse with. 

  • To screw back. 

  • To connect or assemble pieces using a screw. 

  • To cheat someone or ruin their chances in a game or other situation. 

  • To miskick (a ball) by hitting it with the wrong part of the foot. 

shellfish

noun
  • A fisheries and colloquial term for an aquatic invertebrate having an inner or outer shell, such as a mollusc or crustacean, especially when edible. 

  • A culinary and nutritional term for several groups of non-piscine, non-tetrapod, aquatic animals that are used as a food source. The term often exclusively refers to edible aquatic crustaceans, bivalve mollusks and cephalopod mollusks; but sometimes echinoderms may be included as well. 

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