4 letters
- raid5
- rain5
- rand6
- rani5
- raps7
- rash6
- rasp7
- rays6
- rhos6
- rias4
- rich9
- rids5
- rind6
- rins5
- rips7
- road5
- roan5
- rocs7
- rods5
- rood5
- ropy9
- rosy6
- ryas6
- rynd8
- sadi5
- said5
- sain5
- sand6
- sard5
- sari4
- scad8
- scan8
- scar7
- scop10
- scry9
- shad7
- shah8
- shay8
- shin7
- ship9
- shod7
- shoo6
- shop9
- shri6
- sinh7
- snap8
- snip8
- soap7
- soar4
- soda5
- soon5
- soph9
- sora4
- sord5
- sori4
- sorn5
- soya6
- span8
- spar7
- spay9
- spic10
- spin8
- spry9
- sync10
- syph11
- yaps9
- yard7
- yarn7
- yids7
- yins7
- yips9
- yird7
- yodh9
- yods7
- yond8
- yoni7