5 letter words:
ferms10,
4 letter words:
feys10,
ryfe10,
emys9,
fems9,
ferm9,
refs7,
ryes7,
serf7,
rems6,
3 letter words:
fey9,
fry9,
fem8,
efs6,
erf6,
fer6,
fes6,
ref6,
rye6,
sey6,
sye6,
yes6,
ems5,
mes5,
rem5,
ers3,
res3,
ser3,
2 letter words:
fy8,
my7,
ef5,
fe5,
ye5,
em4,
me4,
er2,
es2,
re2,