trench vs wormhole

trench

verb
  • To excavate an elongated and often narrow pit. 

  • To dig or cultivate very deeply, usually by digging parallel contiguous trenches in succession, filling each from the next. 

  • To excavate an elongated pit for protection of soldiers and or equipment, usually perpendicular to the line of sight toward the enemy. 

  • To have direction; to aim or tend. 

  • To cut; to form or shape by cutting; to make by incision, hewing, etc. 

  • To cut furrows or ditches in. 

  • To invade, especially with regard to the rights or the exclusive authority of another; to encroach. 

noun
  • A long, narrow ditch or hole dug in the ground. 

  • A narrow excavation as used in warfare, as a cover for besieging or emplaced forces. 

  • A pit, usually rectangular with smooth walls and floor, excavated during an archaeological investigation. 

  • A trench coat. 

wormhole

verb
  • To make porous or permeable through the formation of small holes or tunnels. 

noun
  • A location in a monitor program containing the address of a routine, allowing the user to substitute different functionality. 

  • A hole burrowed by a worm. 

  • A hypothetical shortcut between two points in spacetime, permitting faster-than-light travel and sometimes time travel. 

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