leading vs proximate

leading

adj
  • Providing guidance or direction. 

  • Occurring in advance; preceding. 

  • Ranking first. 

noun
  • Vertical space added between lines; line spacing. 

  • An act by which one is led or guided. 

proximate

adj
  • Close or closest; adjacent. 

  • Immediately preceding or following in a chain of causation. 

  • About to take place; impending. 

noun
  • A grammatical marker that distinguishes a relatively salient referent in a given context from a relatively non-salient (obviative) one. 

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