duty

Being under his care, it was his duty to keep it in good condition.

Robert shrank from informing him, but he knew it to be his duty, and he was too brave to put it off.

He hates to go, but he says it's his duty; the call is so loud.

She had her duty to perform, and she expected to be taken care of till it was done.

What the colony looked for was, that every man who went into the Council would do his duty.

All have done their duty well, and to them also I desire to render my thanks.

He said, coolly, that he would relieve me of the duty, but I declined his obliging offer.

Until that ecstasy of release should come, he would do his duty,—yes, his duty.

Somewhere there is a ship that needs it, or if not, the light does its duty.

It was his glory that he could sacrifice it at the call of duty.