4 letters
- scat7
- scup11
- scut8
- sear4
- seat4
- sect7
- sent5
- sept7
- sera4
- seta4
- sice7
- sine5
- sipe7
- sire4
- site4
- snap8
- snip8
- snit5
- spae7
- span8
- spar7
- spat7
- spec10
- spic10
- spin8
- spit7
- spue8
- spun9
- spur8
- star4
- step7
- stir4
- stun6
- suer5
- suet5
- suit5
- supe8
- sura5
- sure5
- tace7
- tain5
- tans5
- tapa7
- tape7
- taps7
- tare4
- tarn5
- tarp7
- tars4
- taus5
- tear4
- teas4
- tens5
- tepa7
- tern5
- tics7
- tier4
- ties4
- tine5
- tins5
- tips7
- tire4
- trap7
- trip7
- true5
- tsar4
- tuis5
- tuna6
- tune6
- tuns6
- tups8
- turn6
- unai6
- unci9
- unit6
- upas8
- urea5
- uric8
- urns6
- ursa5
- user5
- utas5