| combating(adjective, hostile, counter, different, antagonistic) |
| competitive |
| competitor(noun, match, opposition, rival, opponent) |
| complaining |
| confronting(adjective, hostile, counter, different, antagonistic) |
| contestant(noun, match, opposition, rival, opponent) |
| contrariant(adjective, negative, hostile, different, adverse) |
| contravening(adjective, bad, weak, gloomy) |
| controverting(adjective, hostile, counter, different, antagonistic) |
| contumacious(adjective, negative, hostile, different, adverse) |
| converse(adjective, negative, hostile, different, adverse) |
| counteractive(adjective, bad, weak, gloomy) |
| counteragent(noun, match, opposition, rival, opponent) |
| crossing(adjective, hostile, counter, different, antagonistic) |
| cynical(adjective, bad, weak, gloomy) |
| dark horse(noun, expression, match, opposition, rival) |
| declinator |
| defendant |
| defending(adjective, hostile, counter, different, antagonistic) |
| defensive(adjective, hostile, counter, different, antagonistic) |