Before I got fired I was gnawing at the edges of my expressiveness or my brazenness.
You have taken to gnawing on dried pasta, the only thing left in your larder after days of gorging.
But the whole time they have a gnawing feeling in the back of their minds: Am I being a good parent by letting them do this?
Old English gnagan (past tense *gnog, past participle gnagan) "to gnaw," a common Germanic word (cf. Old Saxon gnagan, Old Norse, Swedish gnaga, Middle Dutch, Dutch knagen, Old High German gnagan, German nagen "to gnaw"), probably imitative of gnawing. Related: Gnawed; gnawing.