4 letters
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shed7
- shes6
- shew9
- shim9
- shin7
- ship9
- shit6
- shiv10
- shoe6
- shop9
- shri6
- shul8
- shun8
- sial5
- sice7
- sick11
- sics7
- side5
- sigh8
- sign7
- sike8
- sild6
- silk9
- sill6
- silo5
- silt5
- sima7
- simp10
- sine5
- sing7
- sinh7
- sink9
- sins5
- sipe7
- sips7
- sire4
- sirs4
- site4
- sith6
- size13
- skep11
- skin9
- skip11
- slab8
- slag7
- slam8
- slap8
- slat5
- slaw8
- slay7
- sled6
- slew8
- slid6
- slim8
- slip8
- slit5
- sloe5
- slop8
- slue6
- slur6
- snag7
- snap8
- snaw8
- sned6
- snib8
- snip8
- snit5
- snye7
- soap7
- soar4
- soil5
- sola5
- sole5
- soli5
- sone5
- soph9
- sora4
- sore4
- sori4
- sorn5
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spec10
- sped8
- spew10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spry9
- spue8
- spun9
- spur8
- sris4
- star4
- step7
- stir4
- such10
- suer5
- supe8
- sura5
- sure5
- swan8
- swap10
- syce9
- syli7
- sync10
- syne7
- syph11
- tace7
- tach9
- tael5
- tahr6
- tail5
- tain5
- talc8
- tale5
- tali5
- tans5
- tape7
- taps7
- tare4
- tarn5
- tarp7
- tars4
- teal5
- tear4
- teas4
- tela5
- tels5
- tens5
- tepa7
- tern5
- thae6
- than7
- then7
- thin7
- thir6
- this6
- tics7
- tier4
- ties4
- tile5
- tils5
- tine5
- tins5
- tipi7
- tips7
- tire4
- tirl5
- trap7
- trip7
- tsar4
- ulan7
- ulna7
- unai6
- unci9
- upas8
- urea5
- uric8
- urns6
- ursa5
- user5
- vacs11
- vail9
- vain9
- vair8
- vale9
- vane9
- vans9
- vars8
- vase8
- veal9
- veil9
- vein9
- vela9
- vena9
- vera8
- vial9
- vice11
- vier8
- vies8
- vile9
- vina9
- vine9
- virl9
- visa8