Formal or medical term for human or animal waste. In everyday conversation, うんち or 大便 are more common.
The doctor recommended a stool test.
Infectious diseases can sometimes spread from animal feces.
Standard kanji spelling for formal and medical contexts.
Mixed kana-kanji spelling sometimes used to avoid the complex kanji 糞.
Compound of 糞 (fun, 'excrement') and 便 (ben, 'convenience' or 'excreta'), a Sino-Japanese term used in formal and medical contexts.