lump vs thrombus

lump

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

  • 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. 

thrombus

noun
  • A blood clot formed from platelets and other elements that forms in a blood vessel in a living organism, and causes thrombosis or obstruction of the vessel at its point of formation or travel to other areas of the body. 

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