Synonyms of gnaw

Verb

1. gnaw, chew, masticate, manducate, jaw, bite, seize with teeth

usage: bite or chew on with the teeth; "gnaw an old cracker"

2. erode, gnaw, gnaw at, eat at, wear away, decay, crumble, dilapidate

usage: become ground down or deteriorate; "Her confidence eroded"

Definition and meaning of gnaw (Dictionary)