4 letters
- kirs8
- kiss8
- kobo11
- kobs11
- kois8
- kops11
- kors8
- koss8
- kris8
- libs8
- lips8
- lisp8
- lobo8
- lobs8
- loci8
- loco8
- loop8
- loos5
- lops8
- loss5
- mibs10
- mirs7
- miso7
- miss7
- mobs10
- mocs10
- moor7
- moos7
- mops10
- mors7
- moss7
- nibs8
- nips8
- nobs8
- noir5
- nori5
- oars4
- obes7
- obia7
- obis7
- obit7
- oboe7
- obol8
- ocas7
- odic8
- odor5
- oils5
- olio5
- oohs6
- oops7
- oots4
- opes7
- opts7
- opus8
- orbs7
- orby9
- orca7
- orcs7
- ordo5
- ores4
- orts4
- orzo13
- osar4
- oses4
- ossa4
- otic7
- ours5
- pacs10
- pair7
- pars7
- pass7
- pecs10
- peri7
- peso7
- phis9
- pias7
- pica10
- pice10
- pick14
- pics10
- pier7
- pies7
- pigs9
- pins8
- pion8
- pips10
- pirn8
- pish9
- piso7
- piss7
- pits7
- pock14
- poco10
- pods8
- pois7
- polo8
- pols8
- poms10
- pons8
- pood8
- poof10
- pooh9
- pool8
- poon8
- poop10
- 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
- psst7
- pubs11
- puri8
- purs8
- puss8
- pyic12
- raps7
- rasp7
- rebs7
- recs7
- reis4
- repo7
- reps7
- rhos6
- rias4
- ribs7
- rice7
- rich9
- rick11
- rids5
- rifs7
- rigs6
- rims7
- rins5
- riot4
- ripe7
- rips7
- rise4
- risk8
- robe7
- robs7
- rock11
- rocs7
- rods5
- roes4
- roil5
- romp10
- roms7
- rood5
- roof7
- rook8
- room7
- root4
- rope7
- ropy9
- rose4
- rosy6
- roti4
- roto4
- rots4
- roup8
- rows7
- rubs8
- sabs7
- sacs7
- saps7
- sari4
- scab10
- scar7
- scop10
- scot7
- scow10
- scry9
- scup11
- secs7
- seis4
- sers4
- ship9
- shoo6
- shop9