Investigating

/ɪnˈvɛstɪˌɡeɪtɪŋ/

Synonyms

  • inquiry
  • examining
  • inspecting
  • probing
  • researching

Slang Meanings

digging into something
I'm digging into her past to see if there are any surprises.
doing a background check
He's been doing a background check on the new guy at work.