dilute vs sleep

dilute

verb
  • To become attenuated, thin, or weak. 

  • To cause the value of individual shares or the stake of a shareholder to decrease by increasing the total number of shares. 

  • To weaken, especially by adding a foreign substance. 

  • To make thinner by adding solvent to a solution, especially by adding water. 

adj
  • Of an animal: having a lighter-coloured coat than is usual. 

  • Having a low concentration. 

  • Weak; reduced in strength by dilution; diluted. 

noun
  • An animal having a lighter-coloured coat than is usual. 

sleep

verb
  • To be, or appear to be, in repose; to be quiet; to be unemployed, unused, or unagitated; to rest; to lie dormant. 

  • To rest in a state of reduced consciousness. 

  • To be slumbering in (a state). 

  • To place into a state of hibernation. 

  • To spin on its axis with no other perceptible motion. 

  • To wait for a period of time without performing any action. 

  • To be dead; to lie in the grave. 

  • To have sexual intercourse (see sleep with). 

  • To accommodate in beds. 

  • To be careless, inattentive, or unconcerned; not to be vigilant; to live thoughtlessly. 

  • To cause (a spinning top or yo-yo) to spin on its axis with no other perceptible motion. 

  • To achieve or make happen by manner of sleep. 

noun
  • A night. 

  • A state of plants, usually at night, when their leaflets approach each other and the flowers close and droop, or are covered by the folded leaves. 

  • The hibernation of animals. 

  • The state of reduced consciousness during which a human or animal rests in a daily rhythm. 

  • Rheum, crusty or gummy discharge found in the corner of the eyes after waking, whether real or a figurative objectification of sleep (in the sense of reduced consciousness). 

  • An act or instance of sleeping. 

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