7 letter words:
unblock15,
gunlock14,
6 letter words:
unlock12,
unclog9,
5 letter words:
block13,
bucko13,
blunk11,
bunko11,
clonk11,
clunk11,
konbu11,
klong10,
bunco9,
clung8,
gluon6,
4 letter words:
bock12,
buck12,
guck11,
bonk10,
bouk10,
bulk10,
bunk10,
conk10,
knob10,
knub10,
lock10,
luck10,
nock10,
gonk9,
gouk9,
gunk9,
bloc8,
club8,
lunk8,
oulk8,
blog7,
bong7,
bung7,
clog7,
glob7,
boun6,
clon6,
clou6,
unco6,
long5,
lung5,
loun4,
noul4,
3 letter words:
bok9,
kob9,
cob7,
cub7,
kon7,
ouk7,
bog6,
bug6,
cog6,
gob6,
gub6,
bon5,
bun5,
col5,
con5,
lob5,
nob5,
nub5,
gnu4,
gon4,
gul4,
gun4,
log4,
lug4,
nog4,
lou3,
2 letter words:
ko6,
bo4,
ob4,
go3,
gu3,
ug3,
lo2,
no2,
nu2,
on2,
ou2,
un2,