4 letters
- scam10
- scan8
- scar7
- scat7
- scry9
- scum11
- scut8
- sial5
- silt5
- sima7
- slam8
- slat5
- slay7
- slim8
- slit5
- slum9
- slur6
- slut6
- smit7
- smut8
- snit5
- star4
- stat4
- stay6
- stir4
- stum8
- stun6
- suit5
- sura5
- syli7
- sync10
- tact7
- tail5
- tain5
- tala5
- talc8
- tali5
- tams7
- tans5
- tarn5
- tars4
- tart4
- tats4
- taus5
- taut5
- tics7
- tils5
- tilt5
- tins5
- tint5
- tiny7
- tirl5
- titi4
- tits4
- tram7
- tray6
- trim7
- tsar4
- tuis5
- tuna6
- tuns6
- turn6
- tuts5
- tyin7
- ulan7
- ulna7
- unai6
- unci9
- unit6
- uric8
- urns6
- ursa5
- utas5
- yams9
- yarn7
- yins7
- yuan8
- yuca10
- yurt7