area vs realm

area

noun
  • The extent, scope, or range of an object or concept. 

  • A particular geographic region. 

  • Any particular extent of surface, especially an empty or unused extent. 

  • An open space, below ground level, giving access to the basement of a house, and typically separated from the pavement by railings. 

  • Genitals. 

  • A measure of the extent of a surface; it is measured in square units. 

  • Penalty box; penalty area. 

realm

noun
  • The domain of a certain abstraction. 

  • A taxonomic rank in the phylogeny of viruses, higher than kingdoms. 

  • A scope of operation in networking or security. 

  • An abstract sphere of influence, real or imagined. 

  • An otherworldly dimension or domain — magical, ethereal, or otherwise — usually ruled or created by a mystical character. 

  • A territory or state, as ruled by a specific power, especially by a king. 

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