7 letter words:
mystify18,
5 letter words:
mifty13,
stymy13,
fisty11,
misty10,
stimy10,
4 letter words:
mity9,
fist7,
fits7,
sift7,
mist6,
smit6,
stim6,
3 letter words:
fit6,
ifs6,
sif6,
sty6,
ism5,
mis5,
sim5,
its3,
sit3,
tis3,
2 letter words:
fy8,
my7,
if5,
mi4,
is2,
it2,
si2,
st2,
ti2,