6 letter words:
brogue9,
outbeg9,
5 letter words:
bortz16,
begot8,
bourg8,
brute7,
buret7,
buteo7,
rebut7,
tuber7,
turbo7,
ergot6,
erugo6,
grout6,
rogue6,
rouge6,
togue6,
outer5,
outre5,
route5,
4 letter words:
zebu15,
zero13,
berg7,
burg7,
grub7,
bore6,
bort6,
bout6,
brut6,
bute6,
robe6,
rube6,
tube6,
ergo5,
goer5,
gore5,
gout5,
grot5,
grue5,
ogre5,
trog5,
trug5,
urge5,
euro4,
rote4,
roue4,
rout4,
tore4,
tour4,
true4,
3 letter words:
beg6,
bog6,
bug6,
gob6,
bet5,
bot5,
bro5,
bur5,
but5,
obe5,
orb5,
reb5,
rob5,
rub5,
tub5,
urb5,
ego4,
erg4,
get4,
gor4,
got4,
gut4,
reg4,
rug4,
teg4,
tog4,
tug4,
ore3,
ort3,
our3,
out3,
ret3,
roe3,
rot3,
rue3,
rut3,
toe3,
tor3,
ute3,
2 letter words:
be4,
bo4,
go3,
er2,
et2,
oe2,
or2,
re2,
to2,
ut2,