Significados de niggling sense en inglés

Aria tried to muster up enthusiasm, but deep down, she felt a niggling sense of unrest.

The niggling sense that women had been short-changed became a conversation, which grew into a roar.

But most of all there's that itchy, niggling sense that it's them - except it's not really them.

He felt its phantom presence, its shape, its weight... and the niggling sense of wrongness solidified with an uncomfortable jolt of fear.