Enter a clue or pattern or both:
The ClueVexes, with "at" (5 letter answer)
NotesThe answer GNAWS is rarely seen, appearing only about once every 1200 puzzles.
Plagues, with "at"
Really bothers, with "at"
Works on a bone
Chews like a beaver
Chews like a chipmunk
Doesn't eat politely
Goes at like a beaver
DefinitionGNAW as a verb:
1. bite or chew on with the teeth; "gnaw an old cracker"
2. (erode, gnaw, gnaw at, eat at, wear away) = become ground down or deteriorate; "Her confidence eroded"