4 letters
- hoot6
- hops9
- horn7
- host6
- hots6
- ibis7
- ices7
- ichs9
- icon8
- ikon9
- impi10
- imps10
- inch10
- info8
- inia5
- inks9
- inns6
- inro5
- inti5
- into5
- ions5
- iota4
- ires4
- irid5
- iris4
- irks8
- iron5
- itch9
- iwis7
- jins14
- join14
- jots13
- kino9
- kins9
- kips11
- kirn9
- kirs8
- kist8
- kits8
- knit9
- knop12
- knot9
- kois8
- kops11
- kors8
- koto8
- kris8
- lino6
- lins6
- lint6
- lion6
- lips8
- liri5
- lisp8
- list5
- lits5
- loci8
- loco8
- loin6
- loon6
- loop8
- loos5
- loot5
- lops8
- lorn6
- lost5
- loti5
- lots5
- mini8
- mint8
- miri7
- mirs7
- miso7
- mist7
- mitt7
- mocs10
- mono8
- mons8
- moon8
- moor7
- moos7
- moot7
- mops10
- morn8
- mors7
- mort7
- most7
- mots7
- mott7
- naoi5
- naos5
- naps8
- narc8
- nest5
- nets5
- nett5
- nibs8
- nice8
- nick12
- nidi6
- nils6
- nims8
- nipa8
- nips8
- nisi5
- nite5
- nits5
- nobs8
- nock12
- nodi6
- nods6
- noes5
- nogs7
- noil6
- noir5
- nolo6
- noms8
- nook9
- noon6
- nope8
- nori5
- norm8
- nose5
- nosh7
- nosy7
- nota5
- note5
- nous6
- nows8
- nowt8
- nuts6
- oars4
- oast4
- oats4
- obis7
- obit7
- ocas7
- odic8
- odor5
- oils5
- oink9
- olio5
- omit7
- once8
- ones5
- onto5
- onus6
- oohs6
- oops7
- oots4
- open8
- opes7
- opts7
- opus8
- orbs7
- orca7
- orcs7
- ordo5
- ores4
- orra4
- orts4
- orzo13
- osar4
- otic7
- otto4
- ours5
- oust5
- outs5
- owns8
- pacs10
- pact10
- pain8
- pair7
- pans8
- pant8
- parr7
- pars7
- part7
- past7
- pats7
- pecs10
- pein8
- pens8
- pent8
- peon8
- peri7
- pert7
- peso7
- pest7
- pets7
- phis9
- phon10
- phot9
- pian8
- pias7
- pica10
- pice10
- pick14
- pics10
- pier7