foul vs impact

foul

verb
  • To come into contact or collide with. 

  • To make contact with an opposing player in order to gain advantage. 

  • To become clogged. 

  • To become entangled. 

  • To make dirty. 

  • To besmirch. 

  • To hit a ball outside of the baselines. 

  • To hit outside of the baselines. 

  • To clog or obstruct. 

  • To entangle. 

  • To commit a foul. 

adj
  • Entangled and therefore restricting free movement, not clear. 

  • Detestable, unpleasant, loathsome. 

  • Obscene, vulgar or abusive. 

  • Disgusting, repulsive; causing disgust. 

  • (with "of") Positioned on, in, or near enough to (a specified area) so as to obstruct it. 

  • Dishonest or not conforming to the established rules and customs of a game, conflict, test, etc. 

  • Unpleasant, stormy or rainy. 

  • Covered with, or containing unclean matter; dirty. 

  • Outside of the base lines; in foul territory. 

noun
  • A breach of the rules of a game, especially one involving inappropriate contact with an opposing player in order to gain an advantage; for example, tripping someone up in soccer, or contact of any kind in basketball. 

  • A foul ball, a ball which has been hit outside of the base lines. 

  • A (usually accidental) contact between a bowler and the lane before the bowler has released the ball. 

impact

verb
  • To collide or strike, the act of impinging. 

  • To stamp or impress onto something. 

  • To significantly or strongly influence or affect; to have an impact on. 

  • To compress; to compact; to press into something or pack together. 

noun
  • A significant or strong influence or effect. 

  • A forced impinging. 

  • The striking of one body against another; collision. 

  • The force or energy of a collision of two objects. 

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