1. Examine so as to determine accuracy, quality, or condition
   "check up on the brakes";
   - check, look into, check out, suss out [Brit, informal], check over, go over, check into, suss [Brit, informal], sus [Brit, informal]

Derived forms: checks up on, checked up on, checking up on

Type of: analyse [Brit, Cdn], analyze [N. Amer], canvass, examine, study