Simple categories matching diarrhoeal:

• illness,
• virus,
• pathogen,
• state,
• disease,
• condition,

Members with property diarrhoeal:

• dysentery,
• rotavirus,
• gastroenteritis,
• paratyphoid,
• cholera,
• hepatitis,
• typhoid,
• salmonellosis,
• shigellosis,
• poliomyelitis,
• shigella,
• brucellosis,
• salmonella,
• amoebic_dysentery,
• flu,
• enteric_adenovirus,