4 letters
- self8
- sell6
- sels5
- seme7
- semi7
- sene5
- sera4
- sere4
- serf7
- sers4
- sets4
- sews7
- shes6
- shim9
- shri6
- sial5
- sibs7
- sice7
- sics7
- side5
- sike8
- sild6
- silk9
- sill6
- silo5
- silt5
- sima7
- simp10
- sims7
- sine5
- sins5
- sipe7
- sips7
- sire4
- sirs4
- site4
- sits4
- size13
- skee8
- skim11
- skis8
- slam8
- sled6
- slew8
- slid6
- slim8
- slip8
- slit5
- sloe5
- slue6
- slum9
- slur6
- smew10
- smit7
- soil5
- sole5
- soli5
- sols5
- some7
- sore4
- sori4
- sris4
- stem7
- stir4
- suer5
- sues5
- sums8
- sure5
- swim10
- syli7
- teel5
- teem7
- tees4
- tele5
- tels5
- term7
- tier4
- ties4
- tile5
- tils5
- time7
- tire4
- tirl5
- tree4
- trim7
- user5
- uses5
- veer8
- vees8
- veil9
- vier8
- vies8
- vile9
- vims11
- virl9
- vise8
- weel8
- weer7
- wees7
- weir7
- were7
- wile8
- wire7
- wise7
- wiss7
- ylem10
- zees13