4 letters
- shit6
- shul8
- shut7
- sial5
- silt5
- sima7
- simp10
- sipe7
- site4
- sith6
- slam8
- slap8
- slat5
- slim8
- slip8
- slit5
- slue6
- slum9
- slut6
- smit7
- smut8
- spae7
- spam10
- spat7
- spit7
- spue8
- stem7
- step7
- stum8
- suet5
- suit5
- sump11
- supe8
- tael5
- tail5
- tale5
- tali5
- tame7
- tamp10
- tams7
- tape7
- taps7
- taus5
- teal5
- team7
- teas4
- tela5
- tels5
- temp10
- tepa7
- thae6
- them9
- this6
- thus7
- ties4
- tile5
- tils5
- time7
- tips7
- tuis5
- tule6
- tump11
- tups8
- tush7
- umps11
- upas8
- utas5