The coyote skulks among the scrub, the buzzard flaps heavily through the air, and the clumsy grizzly bear lumbers through the dark ravines, and picks up such sustenance as it can amongst the rocks. These are the sole dwellers in the wilderness.

Tom kept two or three cows for the sustenance of his family.

Throughout history, the ocean has been a vital source of sustenance, transport, commerce, growth, and inspiration.

To deny sustenance to the Army of Northern Virginia, Sheridan determined to take the entire harvest of the Shenandoah Valley.

Giraffes rely on acacia leaves for sustenance.

For sustenance I am content with milk, cheese, hard bread, and light wine, the usual food of such rustics as we are; and whilst I share it with you, Chloe, I have no thought as to what the rich man may eat.

It was a source of sustenance.