7 letter words:
unstack13,
untacks13,
6 letter words:
untack12,
cantus8,
uncast8,
5 letter words:
snack11,
snuck11,
stack11,
stuck11,
tacks11,
tucks11,
ankus9,
stank9,
stunk9,
tanks9,
canst7,
cants7,
cunts7,
scant7,
scuta7,
aunts5,
tunas5,
4 letter words:
cask10,
cusk10,
sack10,
suck10,
tack10,
tuck10,
auks8,
kats8,
kuna8,
sank8,
skat8,
skua8,
sunk8,
tank8,
task8,
tusk8,
acts6,
cans6,
cant6,
cast6,
cats6,
cunt6,
cuts6,
scan6,
scat6,
scut6,
ants4,
anus4,
aunt4,
nuts4,
stun4,
tans4,
taus4,
tuna4,
tuns4,
utas4,
3 letter words:
ask7,
auk7,
kas7,
kat7,
ska7,
suk7,
tsk7,
act5,
can5,
cat5,
cut5,
sac5,
ant3,
nus3,
nut3,
sat3,
sau3,
sun3,
tan3,
tas3,
tau3,
tun3,
uns3,
uta3,
uts3,
2 letter words:
ka6,
an2,
as2,
at2,
na2,
nu2,
ta2,
un2,
us2,
ut2,