Alternatives: tree-work, pl∙ tree-works
Any work involving a tree or more trees.
Bruno speeded away. Without the rammed key and with his reputation tarnished. Now it would not be advisable to show up in the yard and proceed with his unfinished treework, he realised on the fly... (Context: Bruno had to escape from the yard where he was retrieving a key ingrown in the wood of an old linden tree. Source: J∙ Okram - The Mystery of the Rammed Key.)