6 letter words:
dunger8,
gerund8,
gurned8,
nudger8,
5 letter words:
grued7,
nudge7,
urged7,
nuder6,
runed6,
under6,
unred6,
urned6,
4 letter words:
dreg6,
drug6,
dung6,
gude6,
dern5,
dune5,
dure5,
durn5,
genu5,
gren5,
grue5,
gurn5,
nerd5,
nude5,
nurd5,
rend5,
rude5,
rued5,
rund5,
rung5,
unde5,
urde5,
urge5,
rune4,
3 letter words:
deg5,
dug5,
ged5,
den4,
due4,
dun4,
end4,
eng4,
erg4,
gen4,
gnu4,
gue4,
gun4,
gur4,
ned4,
neg4,
red4,
reg4,
rud4,
rug4,
urd4,
ern3,
nur3,
ren3,
rue3,
run3,
ure3,
urn3,
2 letter words:
de3,
ed3,
gu3,
ug3,
en2,
er2,
ne2,
nu2,
re2,
un2,
ur2,
