4 letters
- sals5
- salt5
- samp10
- sand6
- sane5
- sang7
- sank9
- sans5
- saps7
- sari4
- sati4
- saul6
- sawn8
- scan8
- seal5
- seif7
- self8
- sell6
- shin7
- ship9
- sial5
- sift7
- sign7
- sild6
- silk9
- sill6
- silo5
- silt5
- sima7
- simp10
- sine5
- sing7
- sinh7
- sink9
- sins5
- sipe7
- sips7
- skin9
- skip11
- slab8
- slag7
- slam8
- slap8
- slat5
- slaw8
- slay7
- slid6
- slim8
- slip8
- slit5
- slop8
- snag7
- snap8
- snaw8
- snib8
- snip8
- snit5
- soap7
- sofa7
- soil5
- sola5
- soli5
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spic10
- spik11
- spin8
- spit7
- spiv11
- spun9
- swan8
- swap10
- syli7
- tail5
- tain5
- tali5
- tall6
- tans5
- taps7
- till6
- tils5
- tins5
- tips7
- ulan7
- ulna7
- unai6
- upas8
- vail9
- vain9
- vans9
- vial9
- vill10
- vina9
- visa8
- waif10
- wail8
- wain8
- wall9
- wans8
- waps10
- wasp10
- will9
- wins8
- wisp10
- yaps9
- yill8
- yins7
- yips9
- zaps16
- zill15
- zins14
- zips16