4 letters
- sain5
- saki8
- salp8
- sals5
- same7
- samp10
- sans5
- saps7
- sari4
- sash6
- sass4
- sati4
- save8
- saws7
- says6
- scam10
- seam7
- seas4
- seis4
- semi7
- sham9
- shim9
- ship9
- shiv10
- sial5
- sibs7
- sics7
- sima7
- simp10
- sims7
- sins5
- sipe7
- sips7
- sirs4
- sits4
- skas8
- skim11
- skip11
- skis8
- slam8
- slap8
- slim8
- slip8
- smit7
- snap8
- snip8
- soap7
- soma7
- sops7
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spic10
- spik11
- spin8
- spit7
- spiv11
- sris4
- sump11
- sums8
- sups8
- suss5
- swam10
- swap10
- swim10
- tamp10
- tams7
- taps7
- tass4
- tavs8
- tipi7
- tips7
- umps11
- upas8
- vacs11
- vagi10
- vail9
- vain9
- vair8
- vamp14
- vans9
- vars8
- vasa8
- vase8
- vast8
- vats8
- vaus9
- vavs12
- vaws11
- vial9
- vies8
- viga10
- vigs10
- vims11
- vina9
- visa8
- vise8
- vita8
- viva12
- waps10
- wasp10
- wimp13
- wisp10
- wiss7
- yams9
- yaps9
- yips9
- zaps16
- zips16