bolster vs pincushion

bolster

noun
  • The metallic end of a pocketknife handle. 

  • A large cushion or pillow. 

  • A small spacer located on top of the axle of horse-drawn wagons that gives the front wheels enough clearance to turn. 

  • The perforated plate in a punching machine on which anything rests when being punched. 

  • A pad, quilt, or anything used to hinder pressure, support part of the body, or make a bandage sit easy upon a wounded part; a compress. 

  • A block of wood on the carriage of a siege gun, upon which the breech of the gun rests when arranged for transportation. 

  • A short, horizontal structural timber between a post and a beam for enlarging the bearing area of the post and/or reducing the span of the beam. 

  • The rolls forming the ends or sides of the Ionic capital. 

  • A beam in the middle of a railway truck, supporting the body of the car. 

  • The part of a knife blade that abuts upon the end of the handle. 

verb
  • To brace, reinforce, secure, or support. 

pincushion

noun
  • A device, originally like a small, stuffed cushion, designed to have sewing pins and needles stuck into it to store them safely; some modern pincushions hold the objects magnetically. 

  • The pincushionplant, a flowering plant in the genus Navarretia. 

  • A flowering plant in the genus Leucospermum. 

  • The dustymaiden, a flowering plant in the genus Chaenactis. 

  • A person who is pricked or stabbed multiple times with sharp objects; specifically, someone who receives regular hypodermic needle injections. 

  • The coral bead plant, coral moss, or English baby tears (Nertera granadensis), an ornamental plant. 

  • A flowering plant in the genus Scabiosa. 

  • The pincushion cactus, of the genera Escobaria or Mammillaria. 

verb
  • To jab or stick repeatedly with one or more sharp objects, as with pins into a pincushion. 

  • To assume the shape of a pincushion; specifically, of the image on a computer display, television, etc., to exhibit pincushion distortion, where the sides curve inwards. 

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