7 letter words:
diffuse14,
5 letter words:
diffs12,
duffs12,
fifed12,
fiefs11,
fifes11,
defis9,
feuds9,
fused9,
4 letter words:
diff11,
duff11,
effs10,
fief10,
fife10,
defi8,
deif8,
difs8,
feds8,
feud8,
fids8,
fuds8,
feis7,
feus7,
fuse7,
seif7,
desi5,
deus5,
dies5,
dues5,
ides5,
side5,
sued5,
suid5,
used5,
3 letter words:
eff9,
iff9,
def7,
dif7,
fed7,
fid7,
fud7,
efs6,
fes6,
feu6,
fie6,
ifs6,
sif6,
dei4,
die4,
dis4,
due4,
dui4,
eds4,
ide4,
ids4,
sed4,
sud4,
uds4,
sei3,
sue3,
sui3,
use3,
2 letter words:
ef5,
fe5,
if5,
de3,
di3,
ed3,
id3,
es2,
is2,
si2,
us2,
