| hilly(adjective, rough, outstanding, irregular, obvious) |
| lusty(adjective, strong, tough, fit, firm) |
| strenuous(adjective, action, strong, tough, severe) |
| able-bodied(adjective, strong, sound, tough, fit) |
| bitter(adjective, strong, hard, tough, severe) |
| brutal(adjective, hard, tough, severe, rough) |
| bumpy(adjective, rough, harsh, violent, coarse) |
| churlish(adjective, hard, rough, nasty, rude) |
| formidable(adjective, hard, severe, evil, rough) |
| heavy(adjective, calm, strong, hard, sound) |
| rigorous(adjective, strong, hard, tough, severe) |
| scraggy(adjective, mean, rough, coarse, irregular) |
| tempestuous(adjective, calm, severe, violent, wild) |
| unpolished(adjective, crude, uncouth, roughness, bumpy) |
| uphill(adjective, hard, severe, rough, difficult) |
| beefy |
| exacting(adjective, hard, tough, severe, rough) |
| forceful(adjective, strong, sound, tough, intense) |
| hairy(adjective, severe, difficult, harsh, delicate) |
| hearty(adjective, strong, sound, tough, fit) |