4 letters
- spam10
- spat7
- spit7
- stab7
- stag6
- star4
- stat4
- staw7
- stay6
- stem7
- stir4
- stoa4
- stum8
- suit5
- swam10
- swat7
- swim10
- tabs7
- tads5
- tags6
- tail5
- tain5
- tali5
- tame7
- tamp10
- tams7
- tans5
- taos4
- taps7
- tars4
- task8
- tass4
- tats4
- taus5
- tavs8
- taws7
- taxi11
- team7
- teas4
- this6
- tics7
- ties4
- tils5
- time7
- tins5
- tips7
- tits4
- toms7
- tram7
- trim7
- tsar4
- tuis5
- twas7
- utas5
- vast8
- vats8
- vims11
- visa8
- vita8
- wait7
- wast7
- wats7
- wist7
- wits7
- yams9
- zits13