clash vs rollover

clash

noun
  • An instance of restarting the game after a "dead ball", where it is dropped between two opposing players, who can fight for possession. 

  • A loud sound, like the crashing together of metal objects. 

  • A skirmish, a hostile encounter. 

  • match; a game between two sides. 

  • An angry argument 

  • Opposition; contradiction; such as between differing or contending interests, views, purposes etc. 

  • Chatter; gossip; idle talk. 

  • A combination of garments that do not look good together, especially because of conflicting colours. 

verb
  • To coincide, to happen at the same time, thereby rendering it impossible to attend all. 

  • To argue angrily. 

  • To chatter or gossip. 

  • To come into violent conflict. 

  • To make a clashing sound. 

  • To fail to look good together; to contrast unattractively; to fail to harmonize. 

  • To face each other in an important game. 

  • To cause to make a clashing sound. 

rollover

noun
  • A target on the pinball table that is activated when the ball rolls over it. 

  • A graphic element that changes its appearance when the cursor moves over it. 

  • A road traffic accident in which a vehicle overturns. 

  • In the National or European lottery, the situation in which a jackpot that has not been won is carried over to the next week. 

  • The reinvestment of funds in a new issue of the same or similar investment. 

  • The process of incrementing, especially back to an initial value. 

  • A keyboard feature where each key is scanned independently, so that multiple simultaneous keypresses always register correctly. 

  • A fee paid by a borrower in order to defer full repayment of a loan. 

  • The sudden ignition of flammable gasses (produced by pyrolysis in an oxygen-poor environment) near the ceiling of a room or other enclosed space. 

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