杇
1. A type of trowel, commonly known as a tile knife, used by plasterers for wall application. Later written as "圬" or "釫".
Example: 《尔雅•释宫》: "The trowel is referred to as 杇."
2. To coat or decorate; to plaster.
Example: 《论语•公冶长》: "Rotten wood cannot be carved; the wall made of excrement and soil cannot be coated (with 杇)."
3. Noun: A trowel, a tool for applying plaster to walls, synonymous with "圬".
Example: 《集韵.平声.模韵》: "圬, as explained in the Shuowen: 'used for coating...' ... or written as 圬 or 釫."
4. Noun: The work of coating or decorating.
Example: Tang Dynasty, Han Yu’s Biography of Wang Chengfu: "The craft of coating is cheap and laborious."