fissure vs junction

fissure

verb
  • To split, forming fissures. 

noun
  • A long, narrow crack or opening made by breaking or splitting, especially in rock or earth. 

  • A groove, deep furrow, elongated cleft or tear between body parts or in the substance of an organ; a sulcus. 

  • A break or slit in tissue usually at the junction of skin and mucous membrane. 

  • A state of incompatibility or disagreement. 

junction

noun
  • A point in time between two unrelated consecutive broadcasts. 

  • A place where two things meet, especially where two roads meet. 

  • A place where two or more railways or railroads meet. 

  • The boundary between two physically different materials, especially between conductors, semiconductors, or metals. 

  • The act of joining, or the state of being joined. 

  • The place where a distributary departs from the main stream. 

  • In the Raku programming language, a construct representing a composite of several values connected by an operator. 

  • electrical junction: a point or area where multiple conductors or semiconductors make physical contact. 

  • A kind of symbolic link to a directory. 

verb
  • To form a junction. 

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