6 letter words:
unfits9,
5 letter words:
snift8,
unfit8,
inust5,
suint5,
units5,
4 letter words:
fins7,
fist7,
fits7,
funs7,
fust7,
sift7,
nits4,
nuts4,
snit4,
stun4,
suit4,
tins4,
tuis4,
tuns4,
unis4,
unit4,
utis4,
3 letter words:
fin6,
fit6,
fun6,
ifs6,
sif6,
ins3,
its3,
nis3,
nit3,
nus3,
nut3,
sin3,
sit3,
sui3,
sun3,
tin3,
tis3,
tui3,
tun3,
uni3,
uns3,
uts3,
2 letter words:
if5,
in2,
is2,
it2,
nu2,
si2,
st2,
ti2,
un2,
us2,
ut2,
