counterplay vs inroad

counterplay

noun
  • A counterattack in a different part of the board. 

  • A subversive style of gameplay in which a player attempts to overturn the usual rules and conventions of the game. 

  • A game move made as a response. 

verb
  • To make a counterplay; to play in response. 

  • To counter; to contrast or contradict. 

inroad

noun
  • An advance into enemy territory, an attempted invasion; an encroachment, an incursion. 

  • Often followed by in, into, or on: initial progress made toward accomplishing a goal or solving a problem. 

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