9 letter words:
regretful13,
7 letter words:
ferrule10,
fleuret10,
refuter10,
grueler8,
6 letter words:
refuge10,
felter9,
ferrel9,
ferret9,
ferule9,
feutre9,
fluter9,
fueler9,
furler9,
lefter9,
refelt9,
reflet9,
refuel9,
refute9,
returf9,
telfer9,
gurlet7,
reglet7,
reglue7,
regret7,
reurge7,
ureter6,
5 letter words:
fugle9,
grufe9,
ferer8,
fleer8,
fleet8,
flurr8,
flute8,
freer8,
freet8,
frere8,
lefte8,
refel8,
refer8,
terfe8,
egret6,
gerle6,
gleet6,
gluer6,
glute6,
greet6,
gruel6,
leger6,
luger6,
regur6,
urger6,
elute5,
lurer5,
luter5,
relet5,
ruler5,
truer5,
4 letter words:
fleg8,
frug8,
gulf8,
feel7,
feer7,
feet7,
felt7,
fere7,
fete7,
flee7,
flue7,
free7,
fret7,
fuel7,
furl7,
furr7,
left7,
reef7,
reft7,
terf7,
tref7,
turf7,
eger5,
euge5,
gelt5,
gere5,
gert5,
glee5,
glue5,
glut5,
gree5,
grue5,
gule5,
gurl5,
luge5,
tegu5,
trug5,
urge5,
leer4,
leet4,
lere4,
lure4,
lute4,
reel4,
rete4,
ruer4,
rule4,
teel4,
teer4,
tele4,
tree4,
true4,
tule4,
3 letter words:
feg7,
fug7,
eft6,
elf6,
erf6,
fee6,
fer6,
fet6,
feu6,
flu6,
fur6,
ref6,
tef6,
erg4,
gee4,
gel4,
get4,
gue4,
gul4,
gur4,
gut4,
leg4,
lug4,
reg4,
rug4,
teg4,
tug4,
eel3,
elt3,
ere3,
err3,
lee3,
let3,
leu3,
lur3,
ree3,
ret3,
rue3,
rut3,
tee3,
tel3,
ule3,
ure3,
ute3,
2 letter words:
ef5,
fe5,
gu3,
ug3,
ee2,
el2,
er2,
et2,
re2,
te2,
ur2,
ut2,