rug vs tile

rug

verb
  • To cover with a rug. 

  • To pull roughly or hastily; to plunder; to spoil; to tear. 

noun
  • A dense growth of chest hair. 

  • A (usually thick) piece of fabric used for warmth (especially on a bed); a blanket. 

  • A cloth covering for a horse. 

  • A wig; a hairpiece. 

  • A partial covering for a floor. 

  • The female pubic hair. 

  • A rough, woolly, or shaggy dog. 

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 rug and tile occurred in a corpus of books? (source: Google Ngram Viewer )