blindside vs lump

blindside

verb
  • To attack (a person) on his or her blind side. 

  • To catch off guard; to take by surprise. 

noun
  • The blindside flanker, a position in rugby union, usually number 6. 

  • A person's weak point. 

  • A tram/train driver's field of blindness around a tram (trolley/streetcar) or a train; the side areas behind the tram/train driver. 

  • The space on the side of the pitch with the shorter distance between the breakdown/set piece and the touchline; compare openside. 

  • A driver's field of blindness around an automobile; the side areas behind the driver. 

lump

verb
  • To hit or strike (a person). 

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

  • To form a lump or lumps. 

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. 

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