| mettlesome(adjective, strong, tough, intense, energetic) |
| plucky(adjective, strong, tough, bold, spirited) |
| resolute(adjective, strong, vigorous, noble, bold) |
| rugged(adjective, strong, tough, intense, energetic) |
| spirited(adjective, strong, tough, energetic, powerful) |
| tough(adjective, strong, intense, energetic, powerful) |
| able-bodied(adjective, strong) |
| brave(adjective, strong, vigorous, noble, bold) |
| daring(adjective, strong, vigorous, noble, bold) |
| forceful(adjective, strong, tough, intense, energetic) |
| game(adjective, strong, tough, bold, spirited) |
| healthy(adjective, strong, tough, intense, energetic) |
| heroic(adjective, strong, vigorous, noble, bold) |
| husky |
| manful(adjective, vigorous, noble, courageous, muscular) |
| potent(adjective, strong, tough, energetic, powerful) |
| powerful(adjective, strong, tough, energetic, lively) |
| stout |
| virile(adjective, powerful, vigorous, noble, courageous) |
| active(adjective, strong, tough, energetic, powerful) |