riot vs row

riot

verb
  • To annoy. 

  • To cause to riot; to throw into a tumult. 

  • To create or take part in a riot; to raise an uproar or sedition. 

noun
  • Wanton or unrestrained behavior or emotion. 

  • A humorous or entertaining event or person. 

  • A tumultuous disturbance of the public peace by a large group of people, often involving violence or damage to property. 

  • A wide and unconstrained variety. 

row

verb
  • To argue noisily. 

  • To transport in a boat propelled with oars. 

  • To be moved by oars. 

  • To propel (a boat or other craft) over water using oars. 

noun
  • A horizontal line of entries in a table, etc., going from left to right, as opposed to a column going from top to bottom. 

  • A line of objects, often regularly spaced, such as seats in a theatre, vegetable plants in a garden etc. 

  • An exercise performed with a pulling motion of the arms towards the back. 

  • A noisy argument. 

  • An act or instance of rowing. 

  • A continual loud noise. 

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