järsiä, jyrsiä, kaluta
jyrsiä, jäytää, kalvaa
To bite something persistently, especially something tough.
(ux)
(RQ:Shakespeare Richard 3)
To produce excessive anxiety or worry.
To corrode; to fret away; to waste.
(RQ:Heywood Royall King)
The act of gnawing.
(soft mutation of)