4 letters
- shim9
- shin7
- ship9
- shit6
- shiv10
- shoe6
- shri6
- sibs7
- sice7
- sics7
- side5
- sigh8
- sike8
- sims7
- sine5
- sinh7
- sins5
- sipe7
- sips7
- sire4
- sirs4
- site4
- sith6
- sits4
- size13
- skis8
- sore4
- sori4
- spiv11
- sris4
- stir4
- suer5
- sues5
- sure5
- thir6
- this6
- tier4
- ties4
- tire4
- user5
- uses5
- vair8
- vars8
- vase8
- veer8
- vees8
- veil9
- vein9
- vera8
- verb11
- vert8
- very10
- vest8
- vets8
- vibe11
- vice11
- vide9
- vied9
- vier8
- vies8
- view11
- vigs10
- vile9
- vims11
- vine9
- virl9
- visa8
- vise8
- vive12
- voes8
- weir7
- whir9
- wire7
- wise7
- wish9
- wiss7
- wive11
- yirr6