| poorly(adjective, adverb, mean, bad, weak) |
| dangerous(adjective, severe, delicate, awful, terrible) |
| debilitated(adjective, mean, bad, weak, delicate) |
| morbid(adjective, good, disease, nasty, offensive) |
| unhealthful(adjective, offensive, dirty, foul, disgusting) |
| weak(adjective, adverb, mean, bad, poor) |
| invalid(adjective, adverb, mean, weak, sick) |
| poisonous(adjective, offensive, heavy, dirty, foul) |
| indisposed(adjective, mean, sick, green, imperfect) |
| perilous(adjective, severe, delicate, awful, terrible) |
| risky(adjective, bad, severe, delicate, awful) |
| shaky(adjective, adverb, weak, delicate, uncertain) |
| damaging(adjective, distressing, harmful, injurious, destructive) |
| destructive(adjective, distressing, harmful, injurious, damaging) |
| hazardous(adjective, severe, delicate, awful, terrible) |
| noisome(adjective, bad, offensive, foul, immoral) |
| peaked(adjective, mean, sick, green, shabby) |
| rotten(adjective, good, mean, clean, sick) |
| under the weather(expression, adjective, idiom, adverb, mean) |
| afflicted(adjective, infirm, unwell, poorly, diseased) |