1. Ding group words: gardener, patch, dingling, dingdianer, dingning, dinglingdangrang, cook dingjieniu, mubujiding, bingding, lingding, dingbu, dingba, lengbuding, mending, and servant.

2. Ding, its original meaning is a nail, which is the original word for "nail". It was later extended to mean robustness, population, and some people who specialize in services.