breach vs fissure

breach

noun
  • A breaking or infraction of a law, or of any obligation or tie; violation; non-fulfillment 

  • The act of breaking, in a figurative sense. 

  • A difference in opinions, social class etc. 

  • A breaking of waters, as over a vessel or a coastal defence; the waters themselves 

  • A breaking up of amicable relations, a falling-out. 

  • A breaking out upon; an assault. 

  • A gap or opening made by breaking or battering, as in a wall, fortification or levee / embankment; the space between the parts of a solid body rent by violence 

verb
  • To break into a ship or into a coastal defence. 

  • To make a breach in. 

  • To leap out of the water. 

  • To violate or break. 

  • To charge or convict (someone) of breaching the terms of a bail, probation, recognizance, etc. 

fissure

noun
  • A state of incompatibility or disagreement. 

  • 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. 

verb
  • To split, forming fissures. 

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