6 letter words:
burses8,
busses8,
subers8,
nurses6,
unsure6,
uruses6,
5 letter words:
brens7,
burns7,
burse7,
buses7,
rebus7,
rubes7,
rubus7,
snubs7,
suber7,
nurse5,
runes5,
ruses5,
suers5,
users5,
4 letter words:
bens6,
bren6,
buns6,
burn6,
burs6,
buss6,
nebs6,
nubs6,
rebs6,
rube6,
rubs6,
snub6,
subs6,
unbe6,
urbs6,
erns4,
ness4,
rues4,
rune4,
runs4,
ruse4,
sers4,
suer4,
sues4,
suns4,
sure4,
suss4,
urns4,
urus4,
user4,
uses4,
3 letter words:
ben5,
bes5,
bun5,
bur5,
bus5,
neb5,
nub5,
reb5,
rub5,
sub5,
urb5,
ens3,
ern3,
ers3,
ess3,
nus3,
res3,
rue3,
run3,
sen3,
ser3,
sue3,
sun3,
uns3,
urn3,
use3,
2 letter words:
be4,
en2,
er2,
es2,
ne2,
nu2,
re2,
un2,
us2,