crust vs tile

crust

verb
  • To cover with a crust. 

  • To form a crust. 

noun
  • An outer layer composed of pastry 

  • The top or bottom slice of a loaf of bread; The end piece of a loaf; The heel. 

  • The shell of crabs, lobsters, etc. 

  • The outermost layer of any terrestrial planet. 

  • Nerve, gall. 

  • The outermost layer of the lithosphere of the Earth. 

  • The external, hardened layer of certain foodstuffs, including most types of bread, fried meat, etc. 

  • A living. 

  • The bread-like base of a pizza. 

  • A more solid, dense or hard layer on a surface or boundary. 

tile

verb
  • To cover with tiles. 

  • To seal a lodge against intrusions from unauthorised people. 

  • To protect from the intrusion of the uninitiated. 

  • To arrange in a regular pattern, with adjoining edges (applied to tile-like objects, graphics, windows in a computer interface). 

  • To optimize (a loop in program code) by means of the tiling technique. 

noun
  • Any of various flat cuboid playing pieces used in certain games, such as dominoes, Scrabble, or mahjong. 

  • A regularly-shaped slab of clay or other material, affixed to cover or decorate a surface, as in a roof-tile, glazed tile, stove tile, carpet tile, etc. 

  • A rectangular graphic. 

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