Her knife handle was of plain wood with no adornment.

They are all three made roughly enough of plain wood.

The box was of plain dark brown wood.

The last of these led to a little door of plain wood.

A beekeeper can make top bars from any plain wood.

There were only two chairs, one behind the desk, upholstered, the other in front, plain wood.

There was no worked plaster or fine tapestries here, only bare stone and plain wood.

Come dark, we'll still be in these woods, plain and simple.

The windows, currently boarded on the inside, have plain wood surrounds.

There was plenty of natural stone, plain wood, and glass.