| virus(disorder, disease, collapse, disturbance, sickness) |
| affliction(disorder, disease, collapse, disturbance, sickness) |
| ailment(disorder, disease, collapse, disturbance, sickness) |
| collapse(disorder, disease, disturbance, sickness, infection) |
| complaint(disorder, disease, collapse, disturbance, sickness) |
| disease(sickness, infection) |
| disorder(disease, collapse, disturbance, sickness, infection) |
| illness(disease, sickness, infection, unsoundness, weakliness) |
| indisposition(disorder, disease, collapse, disturbance, sickness) |
| infection(disease, sickness) |
| infirmity(disorder, disease, collapse, disturbance, sickness) |
| insubstantiality(unsoundness, weakliness) |
| malady(disorder, disease, collapse, disturbance, sickness) |
| puniness(unsoundness, weakliness) |
| sickliness(unsoundness, weakliness) |
| sickness(disorder, disease, collapse, disturbance, infection) |
| unhealthiness(unsoundness, weakliness) |
| unsoundness |
| unsubstantiality(unsoundness, weakliness) |
| unwellness(unsoundness, weakliness) |