4 letters
- shit6
- shiv10
- shmo9
- shot6
- shri6
- shun8
- shut7
- sibs7
- sics7
- sift7
- sigh8
- sign7
- silt5
- sima7
- simp10
- sims7
- sine5
- sing7
- sinh7
- sink9
- sins5
- sips7
- sirs4
- site4
- sith6
- sits4
- sizy15
- skim11
- skin9
- skis8
- skit8
- slim8
- slit5
- smit7
- smut8
- snib8
- snip8
- snit5
- snot5
- snye7
- sons5
- soth6
- sots4
- soys6
- spin8
- spit7
- sris4
- stay6
- stem7
- stey6
- stir4
- stum8
- stun6
- stye6
- suit5
- sums8
- suns6
- swim10
- syli7
- sync10
- syne7
- syph11
- tain5
- tams7
- tans5
- tass4
- tens5
- than7
- them9
- then7
- they8
- thin7
- thio6
- thir6
- this6
- thus7
- tics7
- tidy7
- ties4
- tils5
- time7
- tine5
- ting7
- tins5
- tint5
- tiny7
- tips7
- tits4
- tivy10
- toms7
- tons5
- tony7
- tosh6
- toss4
- toys6
- trim7
- tsks8
- tuis5
- tuns6
- tush7
- twin8
- tyes6
- tyin7
- tyne7
- unit6
- vims11
- viny11
- whim12
- whin10
- whit9
- whys11
- wins8
- winy10
- wish9
- wiss7
- wist7
- with9
- wits7
- wyns10
- xyst13
- yams9
- yens7
- yeti6
- yids7
- yins7
- yips9
- yoni7
- ywis9
- zins14
- zits13