4 letters
- slam8
- slid6
- slim8
- slip8
- slit5
- slub9
- slue6
- slug8
- slum9
- slur6
- slut6
- smit7
- smug10
- smut8
- snib8
- snip8
- snit5
- snub9
- snug8
- soil5
- soli5
- soul6
- spin8
- spun9
- stum8
- stun6
- suit5
- sulk10
- sulu7
- sumo8
- sump11
- sums8
- sung8
- sunk10
- sunn7
- suns6
- swim10
- swum11
- syli7
- tils5
- tins5
- tuis5
- tuns6
- ulan7
- ulna7
- ulus7
- umps11
- unai6
- unci9
- unit6
- urns6
- vims11
- wins8
- yins7
- zins14