mine vs reservoir

mine

noun
  • Any source of wealth or resources. 

  • A type of firework that explodes on the ground, shooting sparks upward. 

  • A passage dug toward or underneath enemy lines, which is then packed with explosives. 

  • The cavity made by a caterpillar while feeding inside a leaf. 

  • An excavation from which ore or solid minerals are taken, especially one consisting of underground tunnels. 

  • A device intended to explode when stepped upon or touched, or when approached by a ship, vehicle, or person. 

  • A machine or network of machines used to extract units of a cryptocurrency. 

pron
  • Used absolutely, set off from the sentence. 

  • Used predicatively. 

  • Used substantively, with an implied noun. 

  • Used otherwise not directly before the possessed noun. 

verb
  • To sow mines (the explosive devices) in (an area). 

  • To dig away, or otherwise remove, the substratum or foundation of; to lay a mine under; to sap; to undermine. 

  • To dig a tunnel or hole; to burrow in the earth. 

  • To earn new units of cryptocurrency by doing certain calculations. 

  • To pick one's nose. 

  • To damage (a vehicle or ship) with a mine (an explosive device). 

  • To ruin or destroy by slow degrees or secret means. 

  • To dig into, for ore or metal. 

  • To remove (rock or ore) from the ground. 

reservoir

noun
  • A supply or source of something. 

  • A species that acts as host to a zoonosis when it is not causing acute illness in other susceptible species. 

  • A "black box" component that receives an input signal to be read out and mapped by another process, as part of reservoir computing. 

  • A small intercellular space, often containing resin, essential oil, or some other secreted matter. 

  • A large natural or artificial lake used as a source of water supply. 

  • A place where anything is kept in store. 

verb
  • To store or keep (something) in or as in a reservoir. 

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