diarrhoea
noun /ˌdaɪəˈrɪə/
  /ˌdaɪəˈriːə/
 (British English) (North American English diarrhea)
 (also informal the runs)
 [uncountable]- an illness in which waste matter is emptied from the bowels much more frequently than normal, and in liquid form
- Symptoms include diarrhoea and vomiting.
 
Oxford Collocations Dictionaryadjective- severe
 - mild
 - acute
 - …
 
- experience
 - have
 - suffer from
 - …
 
Word Originlate Middle English: via late Latin from Greek diarrhoia, from diarrhein ‘flow through’, from dia ‘through’ + rhein ‘to flow’.