| combative(adjective, spirited, aggressive, ambitious, competing) |
| competing(adjective, spirited, aggressive, ambitious, bloodthirsty) |
| competitive(adjective, oppose) |
| dog eat dog(expression, adjective, idiom, rival, ambitious) |
| emulous(adjective, spirited, aggressive, ambitious, competing) |
| hardhearted(adjective, mean, hard, harsh, cold) |
| harsh(adjective, mean, hard, cold, indifferent) |
| indifferent(adjective, mean, hard, harsh, cold) |
| killer(adjective, spirited, aggressive, ambitious, competing) |
| mean(adjective, hard, harsh, cold, indifferent) |
| obdurate(adjective, mean, hard, harsh, cold) |
| opposing(adjective, spirited, aggressive, ambitious, competing) |
| pitiless(adjective, care, mercy) |
| relentless(adjective, mean, hard, harsh, cold) |
| rival(adjective, spirited, aggressive, ambitious, competing) |
| savage(adjective, mean, hard, harsh, cold) |
| streetwise(adjective, spirited, aggressive, rival, ambitious) |
| vying(adjective, spirited, aggressive, rival, ambitious) |