| harrowing(adjective, tender, offensive, extreme, raw) |
| heartless(adjective, mean, hard, tough, harsh) |
| icy(adjective, hard, cool, tough, keen) |
| incisive(adjective, sharp, exact, cold, piercing) |
| mean(adjective, clear, hard, tough, evil) |
| mordant(adjective, mean, sharp, nasty, difficult) |
| overbearing(adjective, difficult, harsh, character trait) |
| radical(adjective, extreme, extremes) |
| resolute(adjective, tough, terrible, fixed, rigid) |
| strait-laced(adjective, severity, stern, uncompromising) |
| uncomfortable(adjective, painful, sickness, ache, anguishes) |
| unforgiving(adjective, person, mean, hard, rough) |
| angry(adjective, state, characteristic, tough, harsh) |
| atrocious(adjective, wicked) |
| blunt(adjective, hard, tough, harsh, plain) |
| determined(adjective, persistent, rigid, obstinate, insistent) |
| disagreeable(adjective, hard, tough, harsh, tender) |
| effortful(adjective, tough, rough, difficult, harsh) |
| exigent(adjective, hard, tough, difficult, harsh) |
| hurting(adjective, painful, sickness, ache, anguishes) |