external vs inside

external

adj
  • Situated near or toward the surface of the body. 

  • Relating to or denoting a medicine or similar substance for use on the outside of the body. 

  • Having existence independent of the mind. 

  • For or concerning students registered with and taking the examinations of a university but not resident there. 

  • Not contained in the main computer. 

  • Outside of something; on the exterior. 

  • Not intrinsic or essential. 

  • Provided by something or someone outside of the entity (object, group, company etc.) considered. 

  • Using a disk or tape drive rather than the main memory. 

  • Relating to or connected with foreign nations or institutions. 

  • Having merely the outward appearance of something. 

noun
  • Outward appearance. 

  • Inessential or superficial features. 

  • A variable that is defined in the source code but whose value comes from some external source. 

  • The exterior; outward features or appearances. 

inside

adj
  • Nearer to the interior or centre of something. 

  • Legally married to or related to (e.g. born in wedlock to), and/or residing with, a specified other person (parent, child, or partner); (of a marriage, relationship, etc) existing between two such people. 

  • Toward the batter as it crosses home plate. 

  • At or towards or the left-hand side of the road if one drives on the left, or right-hand side if one drives on the right. 

  • Of or pertaining to the inner surface, limit or boundary. 

  • Originating from, arranged by, or being someone inside an organisation. 

prep
  • Within the interior of something, closest to the center or to a specific point of reference. 

  • Within a period of time. 

adv
  • In or to prison. 

  • Intimately, secretly; without expressing what one is feeling or thinking. 

  • Within or towards the interior of something; within the scope or limits of something (a place), especially a building. 

  • Indoors. 

noun
  • The inside scoop; information known only to certain involved people. 

  • The side of a curved road, racetrack etc. that has the shorter arc length; the side of a racetrack nearer the interior of the course or some other point of reference. 

  • The left-hand side of a road if one drives on the left, or right-hand side if one drives on the right. 

  • The interior or inner part. 

  • (in the plural) The interior organs of the body, especially the guts. 

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