gnaw

/nɔː/
verb
  1. To bite or chew on something repeatedly, especially with the front teeth.
    • She could hear a mouse gnawing inside the wall at night.
    • The puppy began to gnaw on the old shoe in the corner.
    • Beavers gnaw through tree trunks to build their dams.
  2. To cause persistent pain, distress, or worry (often used figuratively).
    • Guilt continued to gnaw at him long after the argument.
    • The fear of failure gnawed at her confidence every day.
    • A sense of regret gnawed in the back of his mind.
  3. To wear away or erode something gradually, as if by chewing.
    • The river gnawed at the bank, slowly widening its channel.
    • The constant wind and sand gnawed the ancient stone statues.
    • Acid rain gnaws away at limestone buildings over time.
noun
  1. An act or sound of gnawing.
    • We heard a soft gnaw coming from behind the refrigerator.
    • He gave the bone a quick gnaw before tossing it aside.
    • The constant gnaw of the rodent kept everyone awake.
What does "gnaw" mean? | whatsthatwordmean | whatsthatwordmean