healthcare 
noun [mass noun, often as modifier]
The organized provision of medical care to individuals or a community: healthcare professionals...
- The costs included the direct medical costs of health care within the programme and elsewhere.
- It will have wide effects, as Medicare pays for much health care in the United States.
- Not only do latex allergies threaten health-care workers, but patients are also at risk.
- cough something up (or cough up)
- cough sweet
- cough syrup
- could
- could-be
- couldn't
- coulee
- coulibiac
- coulis
- coulisse
- couloir
- coulomb
- Coulomb's law
- coulrophobia
- coulter
- coumarin
- coumarone
- council
- Council Bluffs
- council estate
- Council for Mutual Economic Assistance
- council house
- councillor
- councillorship
- councilman