castling vs shuffle

castling

noun
  • A miniature cast or mould. 

  • One that is cast. 

  • The act of constructing a defense structure in Japanese chess in which the king (玉) is positioned in a certain way so that it is protected by pawns (歩) and silver general(s) (銀) and/or gold general(s) (金) often with an additional knight (桂) and lance (香車). 

  • A move in which the king moves two squares towards a rook, and the rook moves to the other side of the king; the action of the verb to castle. 

shuffle

noun
  • A trick; an artifice; an evasion. 

  • An instance of walking without lifting one's feet. 

  • The act of shuffling cards. 

  • A rhythm commonly used in blues music. Consists of a series of triplet notes with the middle note missing, so that it sounds like a long note followed by a short note. Sounds like a walker dragging one foot. 

  • The act of reordering anything, such as music tracks in a media player. 

  • A dance move in which the foot is scuffed across the floor back and forth. 

verb
  • To put in a random order. 

  • To remove or introduce by artificial confusion. 

  • To shove one way and the other; to push from one to another. 

  • To change; modify the order of something. 

  • To change one's position; to shift ground; to evade questions; to resort to equivocation; to prevaricate. 

  • To move in a slovenly, dragging manner; to drag or scrape the feet in walking or dancing. 

  • To use arts or expedients; to make shift. 

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