5 letter words:
bruit7,
murti7,
4 letter words:
brim8,
writ7,
brit6,
brut6,
muir6,
muti6,
rimu6,
trim6,
turm6,
3 letter words:
bum7,
mib7,
wit6,
bit5,
bru5,
bur5,
but5,
mir5,
mut5,
rib5,
rim5,
rub5,
rum5,
tub5,
tum5,
urb5,
rit3,
rut3,
tui3,
2 letter words:
bi4,
mi4,
mu4,
um4,
it2,
ti2,
ur2,
ut2,