4 letters
- pash9
- phis9
- pian8
- pias7
- pica10
- pics10
- pina8
- pins8
- pish9
- rain5
- rani5
- rash6
- rias4
- rich9
- rins5
- sack11
- sacs7
- sadi5
- said5
- sail5
- sain5
- saki8
- sand6
- sane5
- sang7
- sank9
- sans5
- sari4
- sash6
- sati4
- sawn8
- scab10
- scad8
- scag9
- scam10
- scan8
- scar7
- scat7
- shad7
- shag8
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shim9
- shin7
- ship9
- shit6
- shiv10
- shri6
- shun8
- sial5
- sice7
- sick11
- sics7
- sigh8
- sign7
- sima7
- sine5
- sing7
- sinh7
- sink9
- sins5
- sith6
- skin9
- snag7
- snap8
- snaw8
- snib8
- snip8
- snit5
- span8
- spic10
- spin8
- such10
- swan8
- sync10
- tach9
- tain5
- tans5
- than7
- thin7
- this6
- tics7
- tins5
- unai6
- unci9
- vacs11
- vain9
- vans9
- vina9
- visa8
- wain8
- wans8
- wash9
- whin10
- wich12
- wins8
- wish9
- yins7
- zinc17
- zins14