6 letter words:
merger9,
5 letter words:
grume8,
merge8,
merer7,
murre7,
urger6,
4 letter words:
germ7,
geum7,
grum7,
emeu6,
mere6,
mure6,
murr6,
eger5,
gree5,
grue5,
urge5,
ruer4,
3 letter words:
gem6,
gum6,
meg6,
mug6,
eme5,
emu5,
rem5,
rum5,
erg4,
gee4,
reg4,
rug4,
ere3,
err3,
ree3,
rue3,
2 letter words:
em4,
me4,
mu4,
um4,
er2,
re2,