6 letter words:
bulker12,
rebuke12,
5 letter words:
burke11,
kerel9,
bluer7,
brule7,
rebel7,
rubel7,
ruble7,
4 letter words:
berk10,
buke10,
bulk10,
burk10,
kerb10,
keel8,
leek8,
leke8,
leku8,
luke8,
lurk8,
reek8,
reke8,
beer6,
bere6,
blee6,
blue6,
blur6,
bree6,
burl6,
lube6,
rube6,
leer4,
lere4,
lure4,
reel4,
rule4,
3 letter words:
keb9,
eek7,
eke7,
elk7,
erk7,
euk7,
kue7,
lek7,
uke7,
bee5,
bel5,
bru5,
bur5,
reb5,
rub5,
urb5,
eel3,
ere3,
lee3,
leu3,
lur3,
ree3,
rue3,
ule3,
ure3,
2 letter words:
be4,
ee2,
el2,
er2,
re2,
ur2,