ㄧㄢˊyánㄎㄨˋ

  1. 嚴厲史記·一二·酷吏·》:當是吏治救火揚沸嚴酷愉快!」漢書·八九·循吏·黃霸》:俗吏嚴酷以為寬和。」峻厲嚴厲平和溫和

bitter, harsh, grim, ruthless, severe, cut-throat (competition)​
rigoureux, dur, cruel, impitoyable