- 心律失常 xīnlǜshīcháng arrhythmiairregular heartbeat; medical condition where the heart beats too fast, too slow, or with an uneven rhythm
- 神经失常 shénjīngshīcháng mental aberrationmental aberration; nervous abnormality; to be mentally deranged
- 精神失常 jīngshénshīcháng mental disordermental derangement; lunacy; insane; mentally unbalanced