Put sb on a pedestal verb phrase
It's also known as set/place sb on a pedestal.
Believe that someone is a perfect person with no faults
Back in the 2010s, many fangirls put Justin Bieber on a pedestal.
He has put his wife on a pedestal and ignored all the advice from his family.
To show absolute respect, admiration or love to someone
To go down on one or both of one's knees in order to express respect, awe, penitence, subjection or reverence
Loving gestures of couples such as petting, kissing, and cuddling
The verb "put" should be conjugated according to its tense.