5 letters
- ruble10
- ruche11
- ruins7
- ruled8
- rules7
- runes7
- runic10
- scend10
- schul12
- scion9
- scold10
- scone9
- score8
- scorn9
- scour9
- scrod9
- scrub12
- scudi10
- scudo10
- senor6
- serin6
- shend9
- sheol8
- sherd8
- shied8
- shiel8
- shier7
- shine8
- shire7
- shoed8
- shoer7
- shone8
- shore7
- shorl8
- shorn8
- shred8
- shrub11
- shuln10
- sidle7
- sieur6
- since9
- sired6
- siren6
- slice9
- slide7
- slier6
- sloid7
- slued8
- slurb10
- snide7
- snore6
- sober8
- socle9
- sodic9
- soldi7
- soled7
- solei6
- solid7
- sonde7
- sonic9
- sorel6
- sound8
- suber9
- sucre9
- sudor7
- sulci10
- ulcer10
- unbid11
- uncle11
- uncos10
- under8
- union8
- unled9
- uredo7
- ureic9
- urine7
- usher8