Anyone so uncouth as even to utter the non-euphemistic term for death in Chinese is apt to be greeted by a chant of "fie, fie, fie" from his listeners, who hope thus to avert tragedy.
誰要是好端端提起這兩個字，別人一定「呸！呸！呸！」三聲，就怕招來晦氣，「一語成讖」。