Sport and competitions

5. the leader of a team, especially in sports.
6. a game in which two or four players strike a ball with rackets over a net stretched across a court.
10. a contest in which people or teams compete against each other in a particular sport.
11. (in a sport or game) a series of contests between a number of competitors, competing for an overall prize.
13. a person or thing that loses or has lost something, especially a game or contest.
15. a thing done successfully with effort, skill, or courage.

1. a person or thing that wins something.
2. an athletic or sports ground with tiers of seats for spectators.
3. exercises developing or displaying physical agility and coordination.
4. someone who competes with or opposes another in a contest, game, or argument.
7. gain (a point, goal, run, etc.) in a competitive game
8. (in soccer, rugby, hockey, and some other games) a pair of posts linked by a crossbar and typically with a net between, forming a space into or over which the ball has to be sent in order to score.
9. a person who has surpassed all rivals in a sporting contest or other competition.
12. someone who's a fan or advocate of a person, group, or cause.
14. a competition between runners, horses, vehicles, etc. to see which is the fastest in covering a set course.