1) Bare existence 2) Belief in a buffer state 3) Exposed belief 4) French word used in English 5) Minimalist belief 6) Naked philosophy 7) Naturism 8) Pattern 9) Penchant for taking off 10) Philosophy of bare existence 11) Philosophy of streakers 12) Practice 1) Cult 2) Gymnosophical 3) Gymnosophy 4) Naturism 
the practice of going without clothes, generally for reasons of health or comfort. Nudism is a social practice in which the sexes interact freely but ... [1 related articles]
The cult or practice of living unclothed for reasons of health. In psychology it may refer to a morbid tendency of an individual to remove his or her clothing. ... (12 Dec 1998) ... 
[n] - the practice of living without clothes for reasons of health
nudism 1. Going without clothes as a social practice. 2. The belief in, or practice of going nude in social, nonsexualized and frequently mixed-gender groups; specifically, in cultures where going nude is not considered normal in the social situation. 3. The cult or practice of living unclothed sometimes for reasons of health. In psychology it ma...
naturism noun going without clothes as a social practice
the practice of going nude, esp. in places that allow sexually mixed groups, in the belief that such practice benefits health.