Gnawed

19 clues
Ate at
Plagued
Nibbled
Wore down
Chewed on
Like chew toys
Chewed like rat
Ate like a mouse
Chewed on a bone
Chewed like a rat
Used one's incisors
Tormented, with "at
Worked like beavers
Worried persistently
Nibbled persistently
Worked on, as a bone
Chewed like a beaver
Like some steak bones
Chewed like a chipmunk
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