4 letters
- fogs9
- fohn10
- foin8
- fond9
- fons8
- font8
- fops10
- fora7
- forb10
- foss7
- foys9
- fubs11
- funs9
- gabs9
- goas6
- gobs9
- hobs9
- hons7
- icon8
- info8
- ions5
- isba7
- jabs16
- jobs16
- kabs11
- kafs11
- kaon9
- knob12
- koan9
- koas8
- kobs11
- labs8
- lacs8
- loaf8
- loan6
- lobs8
- loca8
- macs10
- mano8
- mans8
- moan8
- moas7
- mobs10
- mocs10
- mons8
- nabe8
- nabs8
- nags7
- naif8
- nans6
- naoi5
- naos5
- naps8
- narc8
- nays7
- nebs8
- nibs8
- nobs8
- nock12
- nods6
- noes5
- nogs7
- noma8
- noms8
- nona6
- nose5
- nosh7
- nosy7
- nota5
- nous6
- nova9
- nows8
- nubs9
- oafs7
- oaks8
- oars4
- oast4
- oats4
- obes7
- obia7
- obis7
- ocas7
- ofay9
- offs10
- okas8
- once8
- ones5
- onus6
- orbs7
- orca7
- orcs7
- osar4
- ossa4
- owns8
- pacs10
- pans8
- pons8
- roan5
- robs7
- rocs7
- sabe7
- sabs7
- sack11
- sacs7
- safe7
- sago6
- sain5
- sand6
- sane5
- sang7
- sank9
- sans5
- sawn8
- scab10
- scad8
- scag9
- scam10
- scan8
- scar7
- scat7
- scop10
- scot7
- scow10
- slab8
- slob8
- snag7
- snap8
- snaw8
- snib8
- snob8
- snog7
- snot5
- snow8
- snub9
- soak8
- soap7
- soar4
- sobs7
- sock11
- soda5
- sofa7
- soft7
- soja13
- sola5
- soma7
- sone5
- song7
- sons5
- soon5
- sora4
- sorb7
- sorn5
- sown8
- soya6
- span8
- stab7
- stoa4
- stob7
- suba8
- swab10
- swan8
- swob10
- sybo9
- sync10
- tabs7
- taco7
- tans5
- taos4
- tons5
- unco9
- vacs11
- vans9
- wabs10
- wans8
- wons8
- yobs9