4 letters
- sale5
- same7
- saul6
- scam10
- scud9
- scum11
- scup11
- scut8
- seal5
- seam7
- secs7
- sect7
- seel5
- seem7
- self8
- sell6
- sels5
- seme7
- semi7
- shul8
- sice7
- slam8
- sled6
- slew8
- slim8
- sloe5
- slub9
- slue6
- slug8
- slum9
- slur6
- slut6
- smew10
- smug10
- smut8
- sole5
- some7
- soul6
- spec10
- spue8
- stem7
- stum8
- such10
- suck12
- sued6
- suer5
- sues5
- suet5
- sulk10
- sulu7
- sumo8
- sump11
- sums8
- supe8
- sure5
- swum11
- syce9
- tels5
- tule6
- ukes9
- ulus7
- umps11
- used6
- user5
- uses5
- ylem10
- yule8