lump vs pinwheel

lump

noun
  • A projection beneath the breech end of a gun barrel. 

  • A swelling or nodule of tissue under the skin or in an internal part of the body. 

  • A small, shaped mass of sugar, typically about a teaspoonful. 

  • A dull or lazy person. 

  • A beating or verbal abuse. 

  • A group, set, or unit. 

  • A kind of fish, the lumpsucker. 

  • Something that protrudes, sticks out, or sticks together; a cluster or blob; a mound or mass of no particular shape. 

verb
  • To treat as a single unit; to group together in a casual or chaotic manner (as if forming an ill-defined lump of the items). 

  • To bear (a heavy or awkward burden); to carry (something unwieldy) from one place to another. 

  • To hit or strike (a person). 

  • To burden (someone) with an undesired task or responsibility. 

  • To form a lump or lumps. 

pinwheel

noun
  • A cogged (toothed) gear. 

  • An artificial flower with a stem, usually plastic, for children: the flower spins round in the wind, like a small paper windmill. 

  • A firework which forms a kind of spinning wheel. 

  • Any food product consisting of layers (for example of pastry and sweet filling, or of bread and meat) rolled into a spiral, visually similar to a cinnamon roll. 

  • A pastry which resembles the artificial flowers above, with some filling or topping in the center. 

verb
  • To spin. 

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