6 letter words:
butene8,
5 letter words:
butte7,
tenet5,
tutee5,
4 letter words:
zebu15,
been6,
beet6,
bene6,
bent6,
bunt6,
bute6,
butt6,
tube6,
unbe6,
nett4,
teen4,
tent4,
tune4,
3 letter words:
zee12,
bee5,
ben5,
bet5,
bun5,
but5,
neb5,
nub5,
tub5,
nee3,
net3,
nut3,
tee3,
ten3,
tet3,
tun3,
tut3,
ute3,
2 letter words:
be4,
en2,
et2,
ne2,
nu2,
un2,
ut2,