4 letters
- sane5
- sate4
- saul6
- scad8
- scan8
- scat7
- scud9
- scup11
- scut8
- seal5
- seat4
- sect7
- seed5
- seel5
- seen5
- seep7
- send6
- sene5
- sent5
- sept7
- seta4
- slap8
- slat5
- sled6
- slue6
- slut6
- snap8
- sned6
- spae7
- span8
- spat7
- spec10
- sped8
- spud9
- spue8
- spun9
- step7
- stud6
- stun6
- sued6
- suet5
- supe8
- tace7
- tads5
- tael5
- tala5
- talc8
- tale5
- tans5
- tapa7
- tape7
- taps7
- taus5
- teal5
- teas4
- teds5
- teed5
- teel5
- teen5
- tees4
- tela5
- tele5
- tels5
- tend6
- tens5
- tepa7
- tule6
- tuna6
- tune6
- tuns6
- tups8
- ulan7
- ulna7
- unde7
- upas8
- used6
- utas5