Japanese edit

For pronunciation and definitions of ふうてん – see the following entries.
瘋癲
[noun] insanity, mental illness; more specifically, of the varieties of acquired mental illness, those forms of insanity marked by confused speech, clouded consciousness, and emotional outbursts
[noun] (offensive) an insane person
[noun] a vagabond, a wanderer
Alternative spelling
風癲
(This term, ふうてん, is the hiragana spelling of the above term.)

(The following entry is uncreated: 風天.)