| Root | Core Semantic Domain | Distinguishing Feature |
| sirni | Sifting | Dry particulate separation |
| sara’ | Straining | Wet filtration and liquid separation |
| sarag | Interception | Blocking, catching, supporting |
| sapopo | Protective holding | Gathering close to the body |
| sarap | Instrument | Specialized filtration-based fishing implement |
| saripsip | Searching | Thorough visual or tactile search |
| siksik | Grooming | Manual tactile removal of lice and nits |