4 letters
- sins5
- sipe7
- sips7
- site4
- sith6
- sits4
- snap8
- snip8
- snit5
- snye7
- spae7
- span8
- spas7
- spat7
- spay9
- spec10
- spic10
- spin8
- spit7
- stay6
- step7
- stey6
- stye6
- syce9
- sync10
- syne7
- syph11
- tace7
- tach9
- tain5
- tans5
- tape7
- taps7
- tass4
- teas4
- tens5
- tepa7
- thae6
- than7
- then7
- they8
- thin7
- this6
- tics7
- ties4
- tine5
- tins5
- tiny7
- tips7
- tyes6
- tyin7
- tyne7
- type9
- yaps9
- yeah8
- yean7
- yeas6
- yech11
- yens7
- yeti6
- yins7
- yipe9
- yips9