| coldhearted(adjective, cold, indifferent) |
| combative(adjective, ambitious, competing) |
| compassionless(adjective, mean, severe, heartless) |
| competing(adjective, ambitious) |
| competitive(adjective, vicious, fierce, rival, ironfisted) |
| dog-eat-dog(adjective, ambitious, competing) |
| emulous(adjective, ambitious, competing) |
| every person for themselves(expression, adjective, idiom, vicious, fierce) |
| feral(adjective, malevolent, sadistic) |
| ferocious(adjective, savage) |
| fierce(adjective, vicious) |
| frigid(adjective, cold, indifferent) |
| gratuitous(adjective, mean, severe, heartless) |
| grim(adjective, mean, severe, heartless) |
| hard(adjective, mean, severe, heartless) |
| hard-hearted(adjective, malevolent, sadistic, ironfisted, homicidal) |
| hard as nails(expression, adjective, idiom, savage) |
| hardhearted(adjective, mean, severe, heartless) |
| harsh(adjective, mean, severe, heartless) |
| hatchet job(expression, adjective, mean, severe, heartless) |