clump vs pincushion

clump

noun
  • A small group of trees or plants. 

  • A thick group or bunch, especially of bushes or hair. 

  • A cluster or lump; an unshaped piece or mass. 

  • A dull thud. 

  • A thick addition to the sole of a shoe. 

  • The compressed clay of coal strata. 

verb
  • To gather in dense groups. 

  • To form clusters or lumps. 

  • To walk with heavy footfalls. 

  • To strike; to beat. 

pincushion

noun
  • A flowering plant in the genus Leucospermum. 

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

  • 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 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 clump and pincushion occurred in a corpus of books? (source: Google Ngram Viewer )