godan verb (-ru)
lick one's lips
Used literally for licking one's own lips, often in anticipation of food or pleasure. Can also appear figuratively for eager anticipation.
彼はおいしそうな料理を見て、舐めずった。
He licked his lips at the sight of the delicious food.
犬が肉の匂いを嗅いで、舐めずっている
The dog is licking its lips after smelling the meat.