4 letters
- sels5
- semi7
- sept7
- ship9
- sial5
- sice7
- side5
- sike8
- sild6
- silk9
- sill6
- silo5
- silt5
- simp10
- sine5
- sipe7
- sips7
- sire4
- site4
- size13
- skep11
- skip11
- slap8
- sled6
- slew8
- slid6
- slim8
- slip8
- slit5
- sloe5
- slop8
- slue6
- snip8
- soil5
- sole5
- soli5
- spae7
- spec10
- sped8
- spew10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spue8
- step7
- supe8
- syli7
- tels5
- ties4
- tile5
- tils5
- tips7
- veil9
- vies8
- vile9
- vise8
- wile8
- wipe10
- wise7
- wisp10
- yelp10
- yipe9
- yips9
- zips16