Lumber
Material, Timber
ザイ
None
林 (リン、はやし) Forest, Grove
材 (ザイ) Lumber, Material, Timber
才 (サイ) Talent
財 (サイ, ザイ) Wealth
材 means Lumber, but is often used as an abbreviation for Material 材料
A Forest 林 starts to look damaged when Lumber 材 is harvested.