Frugally

He lives frugally.

Tom lives frugally.

I live frugally.

The greatest wealth lies in living frugally.

He lives frugally, but he knows how to get by just fine.

He enjoys taking life lightly and living frugally.

They have always lived particularly frugally.

When they are at work they live most frugally, denying themselves every comfort and luxury till they have made a "pile."