6 letter words:
facies11,
faeces11,
5 letter words:
cafes10,
faces10,
feces10,
fices10,
fease8,
cease7,
saice7,
4 letter words:
cafe9,
face9,
fice9,
fisc9,
fees7,
safe7,
seif7,
aces6,
asci6,
case6,
cees6,
ices6,
sice6,
ease4,
3 letter words:
efs6,
fas6,
fee6,
fes6,
fie6,
ifs6,
ace5,
cee5,
cis5,
ice5,
sac5,
sec5,
sic5,
ais3,
sae3,
sea3,
see3,
sei3,
2 letter words:
ef5,
fa5,
fe5,
if5,
ae2,
ai2,
as2,
es2,
is2,
si2,