lose strength

By taking this course, we shall not lose strength; but we shall gain a strength which no church ever had.

It is much better to put them in bottles as soon as dried, as long exposure to the air causes them to lose strength and flavor.

They cannot stand hard work, and once they get diseased and begin to lose strength, there is no saving them.

Unaccountably to themselves, and to the Rebel fugitives streaming towards Manassas, they lose strength and heart.

During long weeks the workshops empty, and the arms of the toilers lose strength.