4 letters
- rems7
- rial5
- rias4
- ribs7
- rice7
- rich9
- rick11
- rids5
- riel5
- rifs7
- rigs6
- rile5
- rill6
- rime7
- rims7
- rimy9
- rins5
- rips7
- rise4
- risk8
- rocs7
- roil5
- roms7
- rosy6
- ruly8
- rums8
- ryas6
- ryes6
- sail5
- sari4
- scam10
- scar7
- scry9
- scum11
- semi7
- shim9
- shri6
- sial5
- sice7
- sick11
- sics7
- sild6
- silk9
- sill6
- silo5
- silt5
- sima7
- simp10
- sims7
- sire4
- sirs4
- sizy15
- skim11
- slam8
- slay7
- slid6
- slim8
- slip8
- slit5
- slum9
- slur6
- smit7
- soil5
- soli5
- sori4
- spic10
- spry9
- sris4
- stir4
- swim10
- syce9
- syli7
- sync10
- tics7
- tils5
- tirl5
- trim7
- uric8
- vims11
- virl9
- wily10
- wiry9
- yams9
- yids7
- yill8
- yins7
- yips9
- yird7
- yirr6
- ylem10
- ywis9