knock somebody off their perch/pedestal

knock (one) off (one's) pedestal

1. To cause one to lose a leading or prominent position. At the end of the day, I think voters just wanted to knock the prime minister off his pedestal.
2. To reduce or damage one's ego or pride; to humble or humiliate one. I'm really glad that pompous oaf lost his court case—maybe that will knock him off his pedestal. It's about time someone knocked Sarah off her pedestal. Her snotty, rich-kid arrogance is intolerable!
See also: knock, off, pedestal

knock (one) off (one's) perch

To cause one to fall from a leading or prominent position. At the end of the day, I think voters just wanted to knock the prime minister off his perch.
See also: knock, off, perch
Farlex Dictionary of Idioms.

knock somebody off their ˈperch/ˈpedestal

show that somebody does not deserve to be admired so much: These revelations will really knock him off his pedestal.
See also: knock, off, pedestal, perch, somebody
Farlex Partner Idioms Dictionary
See also:
  • knock (one) off (one's) pedestal
  • knock someone off their pedestal
  • pedestal
  • knock (one) off (one's) perch
  • knock (one's) block off
  • knock someone's block off
  • knock block off
  • knock about with (one)
  • I'll knock your block/head off!
  • knock the dew off the lily