10 letter words:
background20,
7 letter words:
burdock16,
runback15,
candour10,
caudron10,
aground9,
6 letter words:
barock14,
buckra14,
kobang13,
undock13,
unbark12,
uncork12,
bonduc11,
coburg11,
kurgan11,
nogaku11,
bandog10,
bodrag10,
carbon10,
corban10,
dorbug10,
koruna10,
abound9,
barong9,
brogan9,
candor9,
cardon9,
cougan9,
cougar9,
dacron9,
garcon9,
roband9,
uncord9,
cornua8,
dragon8,
durgan8,
ground8,
ungord8,
around7,
ourang7,
5 letter words:
brack13,
brock13,
bucko13,
drack12,
borak11,
brank11,
bunko11,
burka11,
crank11,
croak11,
cronk11,
koban11,
konbu11,
drank10,
drouk10,
drunk10,
krang10,
bacon9,
banco9,
bronc9,
bunco9,
carbo9,
carob9,
coarb9,
cobra9,
courb9,
knaur9,
korun9,
koura9,
krona9,
abord8,
adunc8,
bardo8,
board8,
bogan8,
bound8,
bourd8,
bourg8,
brand8,
broad8,
brond8,
brung8,
cargo8,
conga8,
courd8,
dobra8,
dorba8,
draco8,
duroc8,
garbo8,
goban8,
guaco8,
obang8,
unbag8,
acorn7,
baron7,
borna7,
bourn7,
buran7,
cornu7,
donga7,
gonad7,
gourd7,
grand7,
guard7,
narco7,
racon7,
unbar7,
ungod7,
urban7,
adorn6,
andro6,
argon6,
douar6,
doura6,
goura6,
groan6,
guano6,
nagor6,
orang6,
organ6,
radon6,
round6,
4 letter words:
back12,
bock12,
buck12,
dack11,
dock11,
duck11,
guck11,
bank10,
bark10,
bauk10,
boak10,
bonk10,
bork10,
bouk10,
brak10,
bunk10,
burk10,
cark10,
cauk10,
conk10,
cork10,
kbar10,
knob10,
knub10,
krab10,
nabk10,
nock10,
rack10,
rock10,
ruck10,
dank9,
dark9,
dork9,
douk9,
duka9,
dunk9,
gonk9,
gouk9,
grok9,
gunk9,
kago9,
kagu9,
kang9,
knag9,
kond9,
kudo9,
banc8,
carb8,
crab8,
curb8,
kaon8,
karn8,
karo8,
knar8,
knur8,
koan8,
kora8,
koru8,
kuna8,
nark8,
nork8,
okra8,
raku8,
rank8,
band7,
bang7,
bard7,
baud7,
bond7,
bong7,
bord7,
brad7,
brag7,
brod7,
brog7,
buda7,
budo7,
bund7,
bung7,
burd7,
burg7,
cang7,
card7,
coda7,
cond7,
cord7,
crag7,
crog7,
crud7,
curd7,
darb7,
daub7,
doab7,
dorb7,
douc7,
drab7,
drac7,
drub7,
garb7,
grab7,
grub7,
arco6,
barn6,
baur6,
boar6,
bona6,
bora6,
born6,
boun6,
bran6,
buna6,
bura6,
burn6,
carn6,
corn6,
cour6,
cran6,
curn6,
dago6,
dang6,
darg6,
dong6,
drag6,
drug6,
dung6,
gaud6,
goad6,
grad6,
narc6,
orca6,
unco6,
agon5,
darn5,
daur5,
dona5,
doun5,
dour5,
duan5,
duar5,
dura5,
durn5,
duro5,
gaun5,
gaur5,
gnar5,
gora5,
gran5,
guan5,
guar5,
gurn5,
nard5,
nurd5,
orad5,
rand5,
rang5,
road5,
rong5,
ruga5,
rund5,
rung5,
udon5,
undo5,
ourn4,
raun4,
roan4,
urao4,
3 letter words:
bok9,
kab9,
kob9,
dak8,
ark7,
auk7,
bac7,
cab7,
cob7,
cub7,
koa7,
kon7,
kor7,
oak7,
oka7,
ouk7,
rok7,
bad6,
bag6,
bod6,
bog6,
bud6,
bug6,
cad6,
cag6,
cod6,
cog6,
cud6,
dab6,
dob6,
doc6,
dub6,
gab6,
gob6,
gub6,
abo5,
arb5,
arc5,
ban5,
bar5,
boa5,
bon5,
bor5,
bra5,
bro5,
bru5,
bun5,
bur5,
can5,
car5,
con5,
cor5,
cru5,
cur5,
dag5,
dog5,
dug5,
gad5,
god5,
nab5,
nob5,
nub5,
oba5,
oca5,
orb5,
orc5,
rob5,
roc5,
rub5,
ruc5,
urb5,
ado4,
ago4,
and4,
ard4,
dan4,
don4,
dor4,
dun4,
duo4,
gan4,
gar4,
gau4,
gnu4,
goa4,
gon4,
gor4,
gun4,
gur4,
nag4,
nod4,
nog4,
oda4,
ord4,
oud4,
rad4,
rag4,
rod4,
rud4,
rug4,
udo4,
urd4,
nor3,
nur3,
oar3,
ora3,
our3,
ran3,
run3,
urn3,
2 letter words:
ka6,
ko6,
ab4,
ba4,
bo4,
ob4,
ad3,
ag3,
da3,
do3,
go3,
gu3,
od3,
ug3,
an2,
ar2,
na2,
no2,
nu2,
on2,
or2,
ou2,
un2,
ur2,