environ vs tile

environ

verb
  • Followed by from: to hide or shield (someone or something). 

  • To cover, enclose, or envelop (someone or something). 

  • To encircle or surround (someone or something). 

  • Of a person: to be positioned or stationed around (someone or something) to attend to or protect them. 

  • To encircle or surround (someone or something) so as to attack from all sides; to beset. 

  • Of a situation or state of affairs, especially danger or trouble: to happen to and affect (someone or something). 

noun
  • A surrounding area or place (especially of an urban settlement); an environment. 

tile

verb
  • To protect from the intrusion of the uninitiated. 

  • To seal a lodge against intrusions from unauthorised people. 

  • 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. 

  • To cover with tiles. 

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