wear down

Days and weeks of eating nothing but grilled chicken and vegetables can wear down even the most dedicated of individuals.

From the first he saw that the one and only way to wear down the Spanish resistance was to capture the fortresses.

The surface was turning to slush, but he knew it would wear down into a slippery mass on which the logs would run.

After a time the cutting edges of the file teeth will wear down and it will be necessary to replace the file by another.

His policy was to wear down the Germans by provoking attacks in which they were likely to lose more men than the Allies.

I won't,' said the mouse, 'I'm not going to wear down my teeth for that.'