4 letters
- rins5
- rips7
- risk8
- sail5
- sain5
- saki8
- sall6
- salp8
- sank9
- sell6
- shin7
- ship9
- sial5
- sick11
- sign7
- sike8
- sild6
- silk9
- sill6
- silo5
- silt5
- simp10
- sine5
- sing7
- sinh7
- sink9
- sins5
- sipe7
- sips7
- skep11
- skid9
- skim11
- skin9
- skip11
- skis8
- skit8
- slap8
- slid6
- slim8
- slip8
- slit5
- slop8
- snap8
- snib8
- snip8
- snit5
- soil5
- soli5
- span8
- spic10
- spik11
- spin8
- spit7
- spiv11
- spun9
- sulk10
- sunk10
- syli7
- tiki8
- till6
- tils5
- tins5
- tipi7
- tips7
- vill10
- will9
- wink12
- wins8
- wisp10
- yill8
- yins7
- yips9
- zill15
- zins14
- zips16