| convalescence(noun, disorder, disease, collapse, disturbance) |
| convulsions(noun, disorder, illness, defect, sickness) |
| decay(noun, disorder, weakness, fault, illness) |
| defect(noun, disorder, weakness, condition, fault) |
| deficiency(noun, disorder, weakness, fault, illness) |
| delicate health |
| delicateness(noun, weakness, failing, delicacy, infirmity) |
| disability(noun, disorder, disease, weakness, collapse) |
| diseasedness(noun, disorder, disease, weakness, collapse) |
| disorder(noun, disease, weakness, collapse, condition) |
| distemper(noun, disorder, illness, defect, sickness) |
| dose(noun, disorder, disease, collapse, disturbance) |
| endemic(noun, disorder, illness, defect, sickness) |
| enervation |
| epidemic(noun, disorder, illness, defect, sickness) |
| exhaustion |
| failing(noun, disorder, weakness, fault, illness) |
| failing health(noun, expression, disorder, collapse, disturbance) |
| fault(noun, disorder, weakness, illness, failing) |
| fever(noun, disorder, illness, defect, sickness) |