brain vs guide

brain

noun
  • A person who provides the intelligence required for something. 

  • A part of the brain, especially associated with particular mental functions, abilities, etc. 

  • Mind. 

  • A loose compartment of a backpack that straps on over the top opening. 

  • An intellectual or mental capacity. 

  • By analogy with a human brain, the part of a machine or computer that performs calculations. 

  • Oral sex. 

  • An intelligent person. 

  • Intellect. 

  • The control center of the central nervous system of an animal located in the skull which is responsible for perception, cognition, attention, memory, emotion, and action. 

verb
  • To strike (someone) on the head. 

  • To destroy; to put an end to. 

  • To dash out the brains of; to kill by smashing the skull. 

guide

noun
  • Someone who guides, especially someone hired to show people around a place or an institution and offer information and explanation, or to lead them through dangerous terrain. 

  • A grooved director for a probe or knife in surgery. 

  • A sign that guides people; guidepost. 

  • A blade or channel for directing the flow of water to the buckets in a water wheel. 

  • A spirit believed to speak through a medium. 

  • A member of a group marching in formation who sets the pattern of movement or alignment for the rest. 

  • A document or book that offers information or instruction; guidebook. 

  • Any marking or object that catches the eye to provide quick reference. 

verb
  • to serve as a guide for someone or something; to lead or direct in a way; to conduct in a course or path. 

  • to act as a guide. 

  • to exert control or influence over someone or something. 

  • to supervise the education or training of someone. 

  • to steer or navigate, especially a ship or as a pilot. 

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