4 letters
- stab7
- stag6
- star4
- stat4
- staw7
- stay6
- step7
- stir4
- stoa4
- stop7
- sura5
- swap10
- swat7
- tabs7
- tads5
- tags6
- tahr6
- tamp10
- tams7
- tans5
- taos4
- tapa7
- tape7
- taps7
- tare4
- tarn5
- taro4
- tarp7
- tars4
- tart4
- task8
- tass4
- tats4
- taus5
- tavs8
- taws7
- tear4
- teas4
- tepa7
- tips7
- tops7
- tora4
- tors4
- trad5
- tram7
- trap7
- tray6
- trip7
- trop7
- tsar4
- tups8
- twas7
- tzar13
- upas8
- ursa5
- utas5
- vars8
- vast8
- vats8
- waps10
- warp10
- wars7
- wart7
- wasp10
- wast7
- wats7
- wrap10
- yaps9
- zaps16