癲 (diān) - mad, insane, crazy & mentally deranged
癲 · diān
mad, insane, crazy;
mentally deranged;
also refers to epilepsy in medical contexts.
mad, insane, crazymentally derangedalso refers to epilepsy in medical contexts.
Usage highlights
epilepsymadnesscrazy personmadness diseasemanialunatic asylum
Usage & contexts
Examples
- He went mad with grief (他悲痛得发癫).
- The patient has epilepsy (这个病人有癫痫).
- They were acting crazy at the party (他们在派对上疯癫).
- The stock market experienced manic fluctuations (股市出现了癫狂波动).
Collocations
- epilepsy(癫痫)
- madness(癫狂)
- crazy person(癫子)
- madness disease(癫病)
- mania(癫症)
- lunatic asylum(癫人院)
Idioms
- Mad dogs barking at the sun(狂犬吠日)
- Mad words and crazy talk(疯言癫语)
- Like a madman chasing the moon(癫狂逐月)
Cultural background
FAQ- In traditional Chinese medicine, 癫 refers to specific mental disorders with symptoms like withdrawal and mutism.
- Often used in contrast to 狂 (mania with agitation) in medical texts, where 癫 represents the withdrawn type of madness.
- In modern colloquial usage, 癫 carries strong negative connotations and is considered impolite when referring to mental illness.