4 letters
- noir5
- nolo6
- noms8
- nook9
- nori5
- nose5
- nosh7
- nosy7
- nous6
- nows8
- oaks8
- obis7
- oils5
- oily7
- oink9
- okas8
- okes8
- olds6
- oles5
- olio5
- ones5
- only8
- onus6
- owls8
- owns8
- piki11
- pili8
- pink12
- pins8
- pion8
- piso7
- pois7
- pols8
- pons8
- rink9
- rins5
- risk8
- roil5
- sail5
- sain5
- saki8
- sank9
- shin7
- sial5
- sick11
- sign7
- sike8
- sild6
- silk9
- sill6
- silo5
- silt5
- sine5
- sing7
- sinh7
- sink9
- sins5
- skid9
- skim11
- skin9
- skip11
- skis8
- skit8
- slid6
- slim8
- slip8
- slit5
- slob8
- sloe5
- slog7
- slop8
- slot5
- slow8
- snib8
- snip8
- snit5
- snob8
- snog7
- snot5
- snow8
- soak8
- sock11
- soil5
- soke8
- sola5
- sold6
- sole5
- soli5
- solo5
- sols5
- sone5
- song7
- sons5
- sook8
- soon5
- sori4
- sorn5
- souk9
- soul6
- sown8
- spik11
- spin8
- sulk10
- sunk10
- syli7
- tiki8
- tils5
- tins5
- toil5
- tons5
- vino9
- viol9
- wink12
- wino8
- wins8
- woks11
- wonk12
- wons8
- yins7
- yoks10
- yolk11
- yoni7
- zins14
- zonk18