think better of somebody

think (the) better of (one)

To have an improved opinion of someone; to hold someone in higher regard or esteem than previously. Your boss will think better of you if you stand up for yourself. I don't really care whether they think the better of us or not—we're doing this because it's the right thing to do.
See also: better, of, think
Farlex Dictionary of Idioms.

think (the) ˈbetter of somebody

have a higher opinion of somebody: She has behaved appallingly — I must say I thought better of her.
See also: better, of, somebody, think
Farlex Partner Idioms Dictionary
See also:
  • accompany (one) on a/(one's) journey
  • accompany on a journey
  • bargain
  • bargain for (someone or something) with (someone)
  • a stranger to (someone or something)
  • be out of (one's) league
  • be out of somebody's league
  • be in bad with (someone)
  • (one) puts (one's) pants on one leg at a time
  • benefit of the doubt, to give/have the