Solutions A sickness has 13 entries with similar clues

• 3-letter words
• ailsuffer sickness - because of strong drink, we hear
• 5-letter words
• treatDeal with sickness
• 6-letter words
• infectCause of sickness
• nauseaFeeling of sickness
• 7-letter words
• relapseReturn to sickness
• 8-letter words
• malingerFeign illness or sickness to avoid work
• hangoverMorning after sickness
• 9-letter words
• illhealthState to cure thorium sickness
• the-bendsDecompression sickness suffered by divers
• bedriddenConfined to bed by sickness or old age
• 10-letter words
• ill-healthSickness
• tsetse-flyCause of sleeping sickness
• 13-letter words
• decompressionCause of sickness if sudden