control vs know

control

verb
  • To exercise influence over; to suggest or dictate the behavior of. 

  • (construed with for) To design (an experiment) so that the effects of one or more variables are reduced or eliminated. 

  • to hold in check, to curb, to restrain 

noun
  • A duplicate book, register, or account, kept to correct or check another account or register. 

  • An interface element that a computer user interacts with, such as a window or a text box (abbreviated Ctrl). 

  • Influence or authority over something. 

  • A control group or control experiment. 

  • A checkpoint along an audax route. 

  • A means of monitoring for, and triggering intervention in, activities that are not going according to plan. 

  • The method and means of governing the performance of any apparatus, machine or system, such as a lever, handle or button. 

  • Restraint or ability to contain one's movements or emotions, or self-control. 

  • A security mechanism, policy, or procedure that can counter system attack, reduce risks, and resolve vulnerabilities; a safeguard or countermeasure. 

  • A spirit that takes possession of a psychic or medium and allows other spirits to communicate with the living. 

  • A construction in which the understood subject of a given predicate is determined by an expression in context. See control. 

  • Any of the physical factors determining the climate of a place, such as latitude, distribution of land and water, altitude, exposure, prevailing winds, permanent high- or low-barometric-pressure areas, ocean currents, mountain barriers, soil, and vegetation. 

know

verb
  • To be or become aware or cognizant. 

  • To perceive the truth or factuality of; to be certain of or that. 

  • To experience. 

  • To understand or have a grasp of through experience or study. 

  • To be able to play or perform (a song or other piece of music). 

  • To be acquainted or familiar with; to have encountered. 

  • To be aware of; to be cognizant of. 

  • To recognize as the same (as someone or something previously encountered) after an absence or change. 

  • To have knowledge; to have information, be informed. 

noun
  • Knowledge; the state of knowing. 

  • Knowledge; the state of knowing; now confined to the fixed phrase ‘in the know’ 

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