clamp vs clutch

clamp

verb
  • To hold or grip tightly. 

  • To fasten in place or together with (or as if with) a clamp. 

  • To immobilise (a vehicle) by means of a wheel clamp. 

  • To modify (a numeric value) so it lies within a specific range by replacing values outside the range with the closest value within the range. 

noun
  • An electronic circuit that fixes either the positive or the negative peak excursions of a signal to a defined value by shifting its DC value. 

  • A parking enforcement device used to immobilise a car until it can be towed or a fine is paid; a wheel clamp. 

  • An instrument used to temporarily shut off blood vessels, etc. 

  • A mass of bricks heaped up to be burned; or of ore for roasting, or of coal coking. 

  • A pile of agricultural produce such as root vegetables or silage stored under a layer of earth or an airtight sheet. 

  • A piece of wood (batten) across the grain of a board end to keep it flat, as in a breadboard. 

  • A brace, band, or clasp for strengthening or holding things together. 

clutch

verb
  • To grip or grasp tightly. 

  • To unexpectedly or luckily succeed in a difficult activity. 

  • To hatch. 

  • To seize, as though with claws. 

  • To win in a 1vX (one versus X) situation. 

adj
  • Performing or tending to perform well in difficult, high-pressure situations. 

noun
  • The claw of a predatory animal or bird. 

  • An important or critical situation. 

  • A brood of chickens or a sitting of eggs. 

  • A device to interrupt power transmission, commonly used to separate the engine and gearbox in a car. 

  • A fastener that attaches to the back of a tack pin to secure an accessory to clothing. (See Clutch (pin fastener).) 

  • A small handbag or purse with no straps or handle. 

  • A group or bunch (of people or things). 

  • Any device for gripping an object, as at the end of a chain or tackle. 

  • A grip, especially one seen as rapacious or evil. 

  • The pedal in a car that disengages power and torque transmission from the engine (through the drivetrain) to the drive wheels. 

  • A difficult maneuver 

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