| GI(noun, tough, opponent, champion, fighter) |
| soldier(tough, opponent, champion, fighter, mercenary) |
| aggressor(tough, opponent, champion, mercenary, militant) |
| airman |
| belligerent(tough, opponent, champion, mercenary, militant) |
| boxer(tough, opponent, champion, mercenary, militant) |
| brawler(tough, opponent, champion, mercenary, militant) |
| bruiser(tough, opponent, champion, mercenary, militant) |
| bully(tough, opponent, champion, mercenary, militant) |
| champion(tough, opponent, fighter, mercenary, soldier) |
| contestant(tough, opponent, champion, mercenary, militant) |
| disputant(tough, champion, mercenary, militant, bodyguard) |
| draftee |
| duelist(tough, opponent, champion, mercenary, militant) |
| fighter(noun, person) |
| gladiator(tough, opponent, champion, mercenary, militant) |
| heavy(tough, opponent, champion, mercenary, militant) |
| jouster(tough, opponent, champion, mercenary, militant) |
| mercenary(tough, opponent, champion, militant, bodyguard) |
| militant(tough, opponent, champion, mercenary, bodyguard) |