1. go against resist
  2. agnostic a person who claims the existence of God is unknowable
  3. antagonist someone who offers opposition
  4. knock against collide violently with an obstacle
  5. cognizant having or showing knowledge or understanding or realization
  6. agonist someone involved in a contest or battle (as in an agon)
  7. communist relating to socialism that abolishes private ownership
  8. jar against collide violently with an obstacle
  9. cognitive relating to or involving the mental process of knowing
  10. Communist a member of the communist party
  11. machinist a craftsman skilled in operating machine tools
  12. organist a person who plays an organ
  13. colonist one who settles or establishes a settlement in a new region
  14. cognisant (sometimes followed by `of') having or showing knowledge or understanding or realization or perception
  15. mechanist a philosopher who subscribes to the doctrine of mechanism
  16. gawkiness the carriage of someone whose movements and posture are extremely ungainly and inelegant
  17. lean against rest on for support
  18. butt against lie adjacent to another or share a boundary
  19. canonist pertaining to or characteristic of a body of rules and principles accepted as axiomatic; e.g. "canonist communism"
  20. conceited having an exaggerated sense of self-importance