4 letters
- buhr10
- cure8
- dure6
- ecru8
- euro5
- grue7
- hare6
- hear6
- heir6
- herb9
- herd7
- here6
- herl7
- herm9
- hern7
- hero6
- hers6
- hire6
- hoer6
- hour7
- hued8
- hues7
- huge9
- hurl8
- hurt7
- jehu16
- lehr7
- lure6
- mure8
- pure8
- resh6
- rhea6
- rhus7
- roue5
- rube8
- rude6
- rued6
- ruer5
- rues5
- rule6
- rune6
- ruse5
- rush7
- ruth7
- suer5
- sure5
- thru7
- true5
- urea5
- urge7
- user5
3 letters
- are3
- bur7
- cue7
- cur7
- due5
- duh7
- ear3
- eau4
- ecu7
- edh6
- emu7
- era3
- ere3
- erg5
- ern4
- err3
- ers3
- eth5
- feh8
- fer6
- feu7
- fur7
- hae5
- heh7
- hem8
- hen6
- hep8
- her5
- hes5
- het5
- hew8
- hex12
- hey7
- hie5
- hoe5
- hub9
- hue6
- hug8
- huh8
- hum9
- hun7
- hup9
- hut6
- ire3
- jeu13
- kue8
- leu5
- ore3
- our4
- peh8
- per6
- pur7
- rah5
- reb6
- rec6
- red4
- ree3
- ref6
- reg5
- rei3
- rem6
- rep6
- res3
- ret3
- rev7
- rex10
- rho5
- roe3
- rub7
- rue4
- rug6
- rum7
- run5
- rut4
- rye5
- ser3
- she5
- sue4
- the5
- ugh8
- uke8
- urb7
- urd5
- urn5
- use4
- yeh7