acting or done quickly and without thought; rash, short-tempered, or narrow-minded

他性格狷急，办事容易冲动。

adjective · possessing integrity and principled to the point of being cautious or standoffish

狂者进取，狷者有所不为也。

having an impatient or rash temperament; narrow-minded

他性格狷急，常因小事与人争执。

quick and agile in physical movement

山间的猿猴动作狷捷，转瞬即逝。