gnaw
verb
\ ˈnȯ
\
\
gnawed;
gnawing;
gnaws
Definition of gnaw
1a
: to bite or chew on with the teeth
especially
: to wear away by persistent biting or nibbling
a dog gnawing a bone
b
: to make by gnawing
rats gnawed a hole
2a
: to be a source of vexation to : plague
anxiety always gnawing him
b
: to affect like gnawing
hunger gnawing her vitals
1
: to bite or nibble persistently
gnawing at his underlip
2
: to produce an effect of or as if of gnawing
waves gnawing away at the cliffs