| infirmity(noun, disorder, disease, collapse, disturbance) |
| illness(disease, sickness, infection, unsoundness, weakliness) |
| ill health(noun, expression, disorder, collapse, disturbance) |
| ailing(noun, disorder, disease, collapse, disturbance) |
| attack(noun, disorder, disease, collapse, disturbance) |
| breakdown(noun, disorder, disease, collapse, disturbance) |
| bug(noun, disorder, disease, collapse, disturbance) |
| confinement(noun, disorder, disease, collapse, disturbance) |
| convalescence(noun, disorder, disease, collapse, disturbance) |
| debility |
| delicacy |
| delicate health |
| disability(noun, disorder, disease, collapse, disturbance) |
| diseasedness(noun, disorder, disease, collapse, disturbance) |
| disorder(noun, disease, collapse, disturbance, sickness) |
| disturbance(noun, disorder, disease, collapse, sickness) |
| dose(noun, disorder, disease, collapse, disturbance) |
| exhaustion |
| failing health(noun, expression, disorder, collapse, disturbance) |
| fit(noun, disorder, disease, collapse, disturbance) |