4 letters
- rath6
- rats4
- raws7
- rays6
- rebs7
- recs7
- resh6
- rhea6
- rhos6
- rhus7
- rias4
- ribs7
- rich9
- robs7
- rocs7
- rubs8
- rush7
- ryas6
- sabe7
- sabs7
- sack11
- sacs7
- sard5
- sari4
- sark8
- sash6
- scab10
- scad8
- scag9
- scam10
- scan8
- scar7
- scat7
- scry9
- sear4
- sera4
- shad7
- shag8
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shri6
- slab8
- soar4
- sora4
- sorb7
- spar7
- stab7
- star4
- suba8
- such10
- sura5
- swab10
- tabs7
- tach9
- tahr6
- tars4
- tsar4
- urbs8
- ursa5
- vacs11
- vars8
- wabs10
- wars7
- wash9