欺人太甚

qīréntàishèn
(idiom) to bully intolerably

CEDICT

to bully intolerably

Wiktionary

欺凌他人，到了使人无法容忍的地步。

重編國語辭典

Entry Composition

1 欺 qī
  1. to take unfair advantage of
  2. to deceive
  3. to cheat
2 人 rén person; people

classifiers: 個, 位
3 太甚 tàishèn excessive; too much; undue; overboard