take an interest in

take an interest in (someone or something)

To be or become concerned with, curious about, or interested in someone or something. John's really taken an interest photography lately. I'm not sure why the boss has taken such an interest in the intern—she seems to see some great potential in her that I don't. The president has reiterated that the government will not be taking an interest in any foreign country's business in the future unless it is directly related to our own.
See also: interest, take
Farlex Dictionary of Idioms.

take an interest in someone or something

to become concerned or interested in someone or something. Do you take an interest in your children? You should take an interest in everything your child does.
See also: interest, take
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • expect (something) from (someone or something)
  • expect from
  • in (someone's or something's) name
  • in name
  • tough luck
  • grind (someone's) gears
  • tough break
  • hit home
  • hit/strike home
  • get no change out of