4 letters
- side5
- sigh8
- sign7
- sild6
- sima7
- simp10
- sims7
- sine5
- sing7
- sinh7
- sink9
- sins5
- sips7
- sirs4
- sits4
- skid9
- skim11
- skin9
- skis8
- slid6
- slim8
- smit7
- smog9
- smug10
- snag7
- sned6
- snib8
- snip8
- snit5
- snog7
- snug8
- sods5
- song7
- sons5
- spin8
- sris4
- suds6
- sums8
- sung8
- suns6
- suss5
- swig9
- swim10
- ting7
- tins5
- vigs10
- vims11
- wigs9
- wind9
- wing10
- wins8
- wiss7
- yids7
- yins7
- zigs15
- zing16
- zins14