6 letter words:
fescue11,
ficoes11,
fucose11,
ecesic10,
occies10,
5 letter words:
coifs10,
cuifs10,
feces10,
fices10,
ficos10,
ficus10,
focus10,
cisco9,
cosec9,
cusec9,
secco9,
succi9,
fusee8,
cosie7,
souce7,
4 letter words:
coif9,
cuif9,
fice9,
fico9,
fisc9,
foci9,
fuci9,
fusc9,
ecce8,
ecco8,
fees7,
feis7,
feus7,
foes7,
fous7,
fuse7,
seif7,
ufos7,
cees6,
cose6,
cues6,
ecos6,
ecus6,
ices6,
seco6,
sice6,
euoi4,
3 letter words:
efs6,
fee6,
fes6,
feu6,
fie6,
foe6,
fou6,
ifs6,
sif6,
ufo6,
cee5,
cis5,
cos5,
cue5,
eco5,
ecu5,
ice5,
sec5,
sic5,
soc5,
ios3,
iso3,
oes3,
ose3,
ous3,
see3,
sei3,
sou3,
sue3,
sui3,
use3,
2 letter words:
ef5,
fe5,
if5,
of5,
ee2,
es2,
io2,
is2,
oe2,
oi2,
os2,
ou2,
si2,
so2,
us2,