7 letter words:
ossific12,
6 letter words:
fistic11,
foists9,
scoots8,
stoics8,
5 letter words:
coifs10,
coofs10,
fiscs10,
fists8,
foist8,
foots8,
sifts8,
softs8,
cists7,
coots7,
costs7,
scoot7,
scots7,
stoic7,
soots5,
4 letter words:
coft9,
coif9,
coof9,
fico9,
fisc9,
foci9,
fist7,
fits7,
foot7,
foss7,
sift7,
soft7,
cist6,
coos6,
coot6,
coss6,
cost6,
cots6,
otic6,
scot6,
sics6,
tics6,
oots4,
sits4,
soot4,
sots4,
toss4,
3 letter words:
fit6,
ifs6,
oft6,
cis5,
coo5,
cos5,
cot5,
sic5,
tic5,
its3,
oot3,
sis3,
sit3,
sos3,
sot3,
tis3,
too3,
2 letter words:
if5,
of5,
is2,
it2,
oi2,
os2,
si2,
so2,
ti2,
to2,