adjective
- causing slight but persistent annoyance, discomfort, or anxiety
- petty or trivial in a fault-finding way
verb
- present participle of niggle: to find fault constantly in a petty way
Examples
- She had a niggling doubt about whether she had locked the door.
- The niggling pain in his shoulder wouldn’t go away.
- His niggling criticism of every detail was exhausting.
- There were several niggling problems with the software.
- Stop niggling about minor issues and focus on the big picture.
- The coach was always niggling the players about their form.
- A niggling worry kept her awake at night.