| agonizing(adjective, painful, sickness, ache, anguishes) |
| steep(adjective, sharp, course, extreme, quick) |
| aching(adjective, painful, sickness, ache, anguishes) |
| exacting(adjective, dull, hard, tough, severe) |
| excruciating(adjective, painful, sickness, ache, anguishes) |
| piercing(adjective, painful, sickness, ache, anguishes) |
| uncomfortable(adjective, painful, sickness, ache, anguishes) |
| wearying(adjective, dull, difficult, awkward, boring) |
| biting(adjective, painful, sickness, ache, anguishes) |
| energetic(strenuous, challenging) |
| rigorous(adjective, hard, tough, severe, rough) |
| throbbing(adjective, painful, sickness, ache, anguishes) |
| unpleasant(adjective, difficult, harsh, tender, cruel) |
| wearisome(adjective, dull, tough, severe, difficult) |
| intense |
| stiff(adjective, hard, tough, severe, rough) |
| tormenting(adjective, painful, sickness, ache, anguishes) |
| effortful(adjective, hard, great, tough, rough) |
| harrowing(adjective, hard, severe, difficult, tender) |
| hurtful(adjective, painful, sickness, ache, anguishes) |