4 letters
- inks9
- inro5
- ions5
- irks8
- iron5
- jock20
- john16
- josh15
- joss13
- jouk18
- junk19
- kaon9
- karn9
- keno9
- kens9
- kern9
- khan11
- khis10
- kino9
- kins9
- kirn9
- kirs8
- kiss8
- knar9
- knob12
- knop12
- knot9
- know12
- knur10
- koan9
- koas8
- kobs11
- kohl11
- kois8
- konk13
- koph13
- kops11
- kore8
- kors8
- koss8
- kris8
- kudo10
- kues9
- kuna10
- kune10
- kuru10
- loch10
- lock12
- lorn6
- loss5
- lour6
- luck13
- lunk11
- lurk10
- lush8
- mhos9
- mock14
- mocs10
- monk12
- mons8
- morn8
- mors7
- mosh9
- mosk11
- moss7
- much13
- muck15
- muns9
- muon9
- murk12
- mush10
- musk12
- muss8
- naos5
- narc8
- nark9
- neck12
- ness5
- neuk10
- nick12
- nobs8
- nock12
- nods6
- noes5
- nogs7
- noir5
- noms8
- nook9
- nori5
- norm8
- nose5
- nosh7
- nosy7
- noun7
- nous6
- nows8
- nubs9
- nuke10
- nuns7
- nurd7
- nurl7
- nuts6
- oaks8
- oars4
- ocas7
- ohms9
- oink9
- okas8
- okeh10
- okes8
- okra8
- once8
- ones5
- onus6
- oohs6
- opus8
- orbs7
- orca7
- orcs7
- ores4
- orts4
- osar4
- oses4
- ossa4
- ouch10
- ouds6
- ouph10
- ours5
- oust5
- outs5
- owns8
- phon10
- pock14
- pons8
- pork11
- porn8
- posh9
- pour8
- pros7
- puck15
- punk13
- puns9
- purs8
- push10
- puss8
- rack11
- rank9
- rash6
- reck11
- recs7
- resh6
- rhos6
- rhus7
- rich9
- rick11
- rink9
- rins5
- risk8
- roan5
- robs7
- rock11
- rocs7
- rods5
- roes4
- roms7
- rook8
- rose4
- rosy6
- rots4
- roue5
- roup8
- rout5
- roux12
- rows7
- rubs8
- ruck12
- rues5
- rugs7
- ruin6
- rums8
- rune6
- rung8
- runs6
- runt6
- ruse5
- rush7
- rusk9
- rust5
- ruth7
- ruts5
- sack11
- sacs7
- sank9
- sans5
- sark8
- sash6
- scan8
- scar7
- scop10
- scot7