looseness of the bowels vs diarrhoea

looseness of the bowels and diarrhoea both are nouns.

Word	Noun	Adjective	Verb	Adverb
looseness of the bowels	Yes	No	No	No
diarrhoea	Yes	No	No	No

As nouns, looseness of the bowels and diarrhoea are synonyms defined as:

looseness of the bowels and diarrhoea: frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor

Other synonyms of looseness of the bowels include diarrhea, looseness.

looseness of the bowels (noun)	diarrhoea (noun)
frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor	frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor