4 letters
- craw10
- crib10
- cris7
- crus8
- cubs11
- curb11
- curn9
- curs8
- cusk12
- cyan10
- czar16
- dabs8
- dais5
- daks9
- dank10
- darb8
- dark9
- darn6
- dibs8
- dick12
- dink10
- dins6
- dirk9
- disc8
- disk9
- drab8
- drib8
- earn5
- ears4
- eras4
- erns5
- fain8
- fair7
- fans8
- fiar7
- fibs10
- fink12
- fins8
- firn8
- firs7
- fisc10
- gabs9
- gain7
- garb9
- gars6
- gibs9
- gink11
- gins7
- girn7
- gnar7
- grab9
- gran7
- grin7
- hack13
- haik10
- hair6
- hank11
- hark10
- hick13
- hins7
- hisn7
- iamb10
- ibis7
- ices7
- ichs9
- icky13
- icon8
- ikat8
- ikon9
- ilia5
- ilka9
- ilks9
- inby10
- inch10
- inia5
- inks9
- inky11
- inns6
- inro5
- inti5
- ions5
- ires4
- irid5
- iris4
- irks8
- iron5
- isba7
- iwis7
- ixia11
- izar13
- jabs16
- jack20
- jars13
- jibs16
- jink18
- jins14
- kaas8
- kabs11
- kadi9
- kaes8
- kafs11
- kaif11
- kail9
- kain9
- kaki12
- kami11
- kana9
- kane9
- kaon9
- karn9
- kart8
- kats8
- kays10
- kbar11
- keas8
- keir8
- kens9
- kerb11
- kern9
- khan11
- khis10
- kibe11
- kick15
- kids9
- kier8
- kifs11
- kiln10
- kina9
- kind10
- kine9
- king11
- kink13
- kino9
- kins9
- kips11
- kirk12
- kirn9
- kirs8
- kiss8
- kist8
- kits8
- kiva12
- kiwi11
- knap12
- knar9
- knit9
- knob12
- knur10
- koan9
- koas8
- kobs11
- kois8
- kors8
- kris8
- kuna10
- kvas12
- kyar10
- labs8
- lack12
- lacs8
- laic8
- lain6
- lair5
- lank10
- lari5
- lark9
- lars5
- liar5
- libs8
- lick12
- link10
- lins6
- lira5
- liri5
- mack14
- macs10
- main8
- mair7
- mans8
- marc10
- mark11
- mars7
- mask11
- mibs10
- mica10
- mick14
- mina8
- mini8
- mink12
- miri7
- mirk11
- mirs7
- nabe8
- nabs8
- nags7
- naif8
- nail6
- nans6
- naoi5
- naos5