Question

what do you mean by the word impeachment​

Answer 1

Impeach means to charge someone with doing something wrong, specifically a high government official, such as the US president, a senator, or a Federal judge. Fortunately, very few presidents have had the dishonor of being impeached. Impeach comes from the Latin impedicare "catch, entangle."

Answer 2

I think it is call into question the integrity and validity of a practice