| disagreeable(adjective, hard, evil, rough, nasty) |
| dreadful(adjective, sickness, ache, anguishes) |
| excruciating(adjective, sickness, ache, anguishes) |
| extreme(adjective, sickness, ache, anguishes) |
| hazardous(adjective, unpredictable, risky, dangerous, treacherous) |
| iffy(noun, adjective, tricky, risky, hazardous) |
| inconvenient(adjective, hard, severe, offensive, comfort) |
| inscrutable(adjective, strange, blank, hidden, unfathomable) |
| labored(adjective, hard, great, tough, rough) |
| meticulous(adjective, demanding, particular, fussy, exacting) |
| not easy(expression, adjective, idiom, hard, tough) |
| ornery(adjective, support, mean, attitude, lively) |
| parlous(adjective, risky, dangerous, unsafe) |
| perverse(adjective, support, tough, attitude, harsh) |
| rocky(adjective, rough, delicate, awkward, troubled) |
| self-willed(adjective, tough, wild, awkward, obstinate) |
| sharp(adjective, rough, harsh, tender, cruel) |
| squeamish(adjective, demanding, scrupulous, particular, meticulous) |
| tangled(adjective, hard, complex, sophisticated, involved) |
| tedious(adjective, dull, tender, boring, raw) |