Building material and Siding

Building material noun - Material used for constructing buildings.

Siding and building material are semantically related. In some cases you can replace term "Siding" with "Building material", this terms are similar.

Siding noun - Material applied to the outside of a building to make it weatherproof.

Building material and siding are semantically related. Sometimes you can use "Building material" instead a noun "Siding".