crawl vs death march

crawl

noun
  • The act of moving slowly on hands and knees, etc. 

  • A rapid swimming stroke with alternate overarm strokes and a fluttering kick. 

  • A very slow pace. 

  • A piece of horizontally or vertically scrolling text overlaid on the main image. 

  • The act of sequentially visiting a series of similar establishments (i.e., a bar crawl). 

  • A pen or enclosure of stakes and hurdles for holding fish. 

verb
  • To visit files or web sites in order to index them for searching. 

  • To swim using the crawl stroke. 

  • To move forward slowly, with frequent stops. 

  • To act in a servile manner. 

  • To creep; to move slowly on hands and knees, or by dragging the body along the ground. 

  • To move over (an area) slowly, with frequent stops. 

  • To move over (an area) on hands and knees. 

  • Followed by with: see crawl with. 

  • To feel a swarming sensation. 

death march

noun
  • A forced movement of people, on foot, in such circumstances that many die during the journey. 

  • Synonym of dead march (“mournful music for a funeral etc.”) 

  • A project that requires a stretch of unsustainable overwork, or whose participants feel it is destined to fail. 

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