funny farm 
noun (often the funny farm) informal
A psychiatric hospital: he should be taken off to the funny farm
- multiculturism
- multi-currency
- multicursal
- multicuspid
- multicuspidate
- multicycle
- multicyclic
- multi-cylinder
- multi-cylindered
- multicystic
- multi-day
- multi-daylight
- multi-denominational
- multidentate
- multidenticulate
- multi-destination
- multidialectal
- multidialectalism
- multi-diameter
- multi-digit
- multidigitate
- multidimensional
- multidimensionality
- multidimensionally
- multidirectional