5 letters
- sinhs8
- sinus7
- sipes8
- siren6
- sires5
- sirup9
- sisal6
- sises5
- slain7
- slaps9
- slash8
- slier6
- slipe9
- slips9
- sloes6
- slope9
- slops9
- slosh8
- slues7
- slurp10
- slurs7
- slush9
- snail7
- snaps9
- snare6
- snarl7
- snash8
- sneap9
- snipe9
- snips9
- snore6
- soaps8
- soars5
- soils6
- solan7
- solar6
- solei6
- soles6
- solus7
- sonar6
- sones6
- sophs10
- soras5
- sorel6
- sores5
- sorns6
- sorus6
- souls7
- soups9
- sours6
- souse6
- spaes8
- spahi10
- spail9
- spale9
- spans9
- spare8
- spars8
- spean9
- spear8
- speil9
- speir8
- spiel9
- spier8
- spies8
- spile9
- spine9
- spins9
- spire8
- spoil9
- spore8
- sprue9
- spues9
- spurn10
- spurs9
- suers6
- sulus8
- sunup11
- super9
- supes9
- supra9
- surah8
- sural7
- suras6
- sushi8
- uhlan10
- ulans8
- ulnae8
- ulnar8
- ulnas8
- ulpan11
- unais7
- unaus8
- unhip12
- unrip10
- uraei6
- urase6
- ureal7
- ureas6
- urial7
- urine7
- ursae6
- users6
- usher8
- usnea7
- usual8
- usurp10