4 letters
- sine5
- site4
- slab8
- slat5
- slit5
- slub9
- slue6
- slut6
- snib8
- snit5
- snub9
- stab7
- stub8
- stun6
- suba8
- suet5
- suit5
- sulu7
- tabs7
- tabu8
- tael5
- tail5
- tain5
- tale5
- tali5
- tans5
- taus5
- teal5
- teas4
- tela5
- tels5
- tens5
- ties4
- tile5
- tils5
- tine5
- tins5
- tuba8
- tube8
- tubs8
- tufa8
- tuis5
- tule6
- tuna6
- tune6
- tuns6
- ulan7
- ulna7
- ulus7
- unai6
- unau7
- unbe9
- unit6
- utas5