4 letters
- kirs8
- kiss8
- kist8
- kits8
- knap12
- knar9
- knit9
- knob12
- knop12
- knot9
- know12
- knur10
- koan9
- koas8
- kobs11
- kois8
- konk13
- koph13
- kops11
- kore8
- kors8
- koss8
- kris8
- lick12
- link10
- lino6
- lins6
- lion6
- lips8
- lisp8
- loci8
- lock12
- loin6
- lops8
- lorn6
- mick14
- mink12
- mirk11
- mirs7
- miso7
- mock14
- mocs10
- monk12
- mons8
- mops10
- morn8
- mors7
- mosk11
- naoi5
- naos5
- naps8
- narc8
- nark9
- neck12
- nibs8
- nice8
- nick12
- nils6
- nims8
- nipa8
- nips8
- nisi5
- nits5
- nobs8
- nock12
- nodi6
- nods6
- noes5
- nogs7
- noil6
- noir5
- noms8
- nook9
- nope8
- nori5
- norm8
- nose5
- nosh7
- nosy7
- nous6
- nows8
- oaks8
- oars4
- obis7
- ocas7
- odic8
- oils5
- oink9
- okas8
- okes8
- okra8
- once8
- ones5
- onus6
- oops7
- open8
- opes7
- opts7
- opus8
- orbs7
- orca7
- orcs7
- ores4
- orts4
- osar4
- otic7
- ours5
- owns8
- pack14
- pacs10
- paik11
- pain8
- pair7
- pans8
- park11
- pars7
- peck14
- pecs10
- pein8
- pens8
- peon8
- peri7
- perk11
- peso7
- phis9
- phon10
- pian8
- pias7
- pica10
- pice10
- pick14
- pics10
- pier7
- pies7
- pigs9
- pika11
- pike11
- piki11
- pina8
- pine8
- ping10
- pink12
- pins8
- pint8
- piny10
- pion8
- pips10
- pirn8
- pish9
- piso7
- piss7
- pits7
- pock14
- poco10
- pods8
- pois7
- poke11
- poky13
- pols8
- poms10
- pond9
- pone8
- pong10
- pons8
- pony10
- poon8
- poor7
- pops10
- pore7
- pork11
- porn8
- port7
- pose7
- posh9
- post7
- posy9
- pots7
- pour8
- pows10
- prao7
- prig9
- prim10
- proa7
- prod8
- prof10
- prog9
- prom10
- prop10
- pros7
- prow10
- psis7
- puck15
- punk13
- puns9
- puri8
- purs8
- pyic12
- pyin10
- rack11
- rain5