4 letters
- kips11
- kiss8
- kist8
- kits8
- knit9
- knop12
- knot9
- kois8
- kops11
- koss8
- ling8
- lino6
- lins6
- lint6
- lion6
- lips8
- lisp8
- list5
- lits5
- litu6
- logs7
- loin6
- long8
- lops8
- loss5
- lost5
- loti5
- lots5
- loup9
- lout6
- lugs8
- lung9
- lunt7
- lust6
- migs9
- mint8
- miso7
- miss7
- mist7
- mogs9
- mons8
- mops10
- moss7
- most7
- mots7
- mugs10
- muni9
- muns9
- muon9
- muss8
- must8
- muts8
- nags7
- naoi5
- naos5
- naps8
- ness5
- nest5
- nets5
- nibs8
- nigh9
- nils6
- nims8
- nipa8
- nips8
- nisi5
- nite5
- nits5
- nobs8
- nodi6
- nods6
- noes5
- nogg9
- nogs7
- noil6
- noir5
- noms8
- nope8
- nori5
- nose5
- nosh7
- nosy7
- nota5
- note5
- noun7
- nous6
- nows8
- nowt8
- nubs9
- nuns7
- nuts6
- oast4
- oats4
- obis7
- obit7
- oils5
- oink9
- omit7
- ones5
- onto5
- onus6
- oops7
- oots4
- open8
- opes7
- opts7
- opus8
- orts4
- oses4
- ossa4
- otic7
- ouds6
- ouph10
- ours5
- oust5
- outs5
- owns8
- pain8
- pang10
- pans8
- pant8
- pass7
- past7
- pats7
- pegs9
- pein8
- pens8
- pent8
- peon8
- peso7
- pest7
- pets7
- pfui11
- phis9
- phon10
- phot9
- phut10
- pian8
- pias7
- pics10
- pies7
- pigs9
- pina8
- pine8
- ping10
- pink12
- pins8
- pint8
- piny10
- pion8
- pips10
- pirn8
- pish9
- piso7
- piss7
- pita7
- pith9
- pits7
- pity9
- plot8
- plug11
- plus9
- pods8
- poet7
- pogy11
- pois7
- pols8
- poms10
- pond9
- pone8
- pong10
- pons8
- pony10
- poon8
- pops10
- porn8
- port7
- pose7
- posh9
- post7
- posy9
- pots7
- pouf11
- pour8
- pout8
- pows10
- prig9
- prog9
- pros7
- psis7
- psst7
- pubs11
- puds9
- pugh12
- pugs10
- puli9
- puls9
- puna9
- pung11
- punk13