feeling wronged and unable to vent; sullen

to intentionally stop breathing for a period of time

to feel mentally depressed, gloomy, or emotionally stifled

to hold back from urinating; to hold in one's urine

to be unable to restrain oneself from acting or speaking out due to impatience or lack of self-control

to suppress or stifle a laugh or guffaw

unable to solve a problem due to rigid thinking or minor obstacles; to be defeated by a trivial matter (literally, to die from holding in one's urine)