Grind and Plug away

Grind verb - To make smooth by friction.

Plug away and grind are semantically related In some cases you can use "Plug away" instead a verb "Grind".

Nearby Words: grinding, grinder, grinded

Plug away verb - Work doggedly or persistently.

Grind and plug away are semantically related in labor topic. You can use "Grind" instead a verb "Plug away", if it concerns topics such as work hard at, work very hard, work slowly and under duress.