1. timber
He sells timber, mainly oak and spruce. This table is made of timber.
Their house is made from timber
a timber house
The forest I loved so much has been cut down for timber.
A lot of timber is used in building houses.
He works in the timber industry.
According to the United Nations, 20-40% of world timber production is the result of illegal logging
Canada abounds in timber.
2. wood sorrel
3. lumber
Good lumber is hard to find these days.
They will send us lumber.
"Here I am lumbering along to catch up, while she has so much energy, "