touch (on) a sore point

touch (on) a sore point

To evoke a strong and negative emotional reaction in someone; to do or say something that upsets someone in a deeply personal way. Your column must have touched a sore point with readers, because we are getting slammed with negative feedback. I could tell he was touching on a sore point, because Jane went deathly silent when he brought up her former employer.
See also: point, sore, touch
Farlex Dictionary of Idioms.

touch a sore point

tv. to mention something that upsets someone. I touched a sore point with Larry when I mentioned taxes.
See also: point, sore, touch
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • accompany (one) on a/(one's) journey
  • accompany on a journey
  • be (not) a patch on
  • be out of (one's) league
  • be out of somebody's league
  • be/have done with somebody/something
  • bargain
  • bargain for (someone or something) with (someone)
  • brief (someone) about (someone or something)
  • brief about