4 letters
- smit7
- snit5
- snot5
- soak8
- soap7
- soar4
- sobs7
- sock11
- soda5
- sods5
- sofa7
- soft7
- soil5
- soja13
- sola5
- soli5
- sols5
- soma7
- sons5
- soot4
- sops7
- sora4
- sori4
- sort4
- soth6
- sots4
- sous5
- sows7
- soya6
- soys6
- spas7
- spat7
- spay9
- spic10
- spit7
- spot7
- sris4
- stab7
- stag6
- star4
- stat4
- staw7
- stay6
- stey6
- stir4
- stoa4
- stob7
- stop7
- stow7
- stye6
- suit5
- swat7
- sway9
- swot7
- sybo9
- syce9
- syli7
- sync10
- tabs7
- tace7
- tach9
- tack11
- taco7
- tact7
- tads5
- tags6
- tail5
- tain5
- talc8
- tali5
- tams7
- tans5
- taos4
- taps7
- taro4
- tars4
- task8
- tass4
- tats4
- taus5
- tavs8
- taws7
- taxi11
- teas4
- thio6
- this6
- tick11
- tics7
- tidy7
- ties4
- tils5
- tins5
- tiny7
- tips7
- tiro4
- tits4
- tivy10
- toad5
- toby9
- tods5
- tody7
- toea4
- toes4
- toga6
- togs6
- toil5
- toit4
- tola5
- toms7
- tons5
- tony7
- topi7
- tops7
- tora4
- torc7
- tori4
- tors4
- tory6
- tosh6
- toss4
- tost4
- tots4
- tows7
- towy9
- toyo6
- toys6
- tray6
- trio4
- troy6
- tsar4
- tsks8
- tuis5
- twas7
- twos7
- tyes6
- tyin7
- typo9
- tyro6
- utas5
- vacs11
- vast8
- vats8
- visa8
- vita8
- wait7
- wast7
- wats7
- ways9
- wiss7
- wist7
- wits7
- wost7
- wots7
- xyst13
- yack13
- yagi8
- yaks10
- yams9
- yaps9
- yaws9
- yays8
- yeas6
- yeti6
- yids7
- yins7
- yips9
- yobs9
- yock13
- yods7
- yoga8
- yogi8
- yoks10
- yoni7
- yows9
- yuca10
- ywis9
- zits13
- zoic16