untiring

These made themselves notable for the untiring energy with which they devoted themselves to their incessant duties.

In its bottom are great level terraces rescued from the Urubamba River by the untiring energy of the ancient folk.

Did you know that Henry Monnier was one of the most untiring fishermen on the banks of the Epte?

To him the winds and waves brought a message of untiring, indomitable energythe movement, the gleam, inspired fresh life and hope.

To their skilful and untiring ministrations I may safely say I owe the prolongation of my life.

Unfortunately it took a great deal of exertion to wear Bud down, and the mania of craving was as strong as his untiring muscles.

This bond of union, and this good opinion, it will be our untiring endeavor to strengthen and enhance.

Her untiring conscience took up the burden again, to bear it as it might.

All these men were untiring in their exertions to obtain recruits for the new movement.

He was untiring in camp and on the march; swift, cool and fearless in fight.