7 letter words:
subtype14,
5 letter words:
upbye12,
busty10,
bytes10,
pesty10,
types10,
pubes9,
suety8,
butes7,
setup7,
stupe7,
tubes7,
upset7,
4 letter words:
upby11,
beys9,
busy9,
buys9,
byes9,
byte9,
espy9,
pyes9,
type9,
yeps9,
yups9,
pubs8,
stey7,
stye7,
tyes7,
best6,
bets6,
bust6,
bute6,
buts6,
pest6,
pets6,
puts6,
sept6,
spue6,
step6,
stub6,
supe6,
tube6,
tubs6,
tups6,
suet4,
utes4,
3 letter words:
bey8,
buy8,
bye8,
bys8,
pye8,
spy8,
yep8,
yup8,
pub7,
sty6,
tye6,
yes6,
yet6,
bes5,
bet5,
bus5,
but5,
pes5,
pet5,
pst5,
pus5,
put5,
sub5,
sup5,
tub5,
tup5,
ups5,
set3,
sue3,
use3,
ute3,
uts3,
2 letter words:
by7,
ye5,
be4,
pe4,
up4,
es2,
et2,
us2,
ut2,