7 letter words:
fresher13,
refresh13,
6 letter words:
freers9,
freres9,
refers9,
5 letter words:
fresh11,
feers8,
ferer8,
feres8,
freer8,
frees8,
frere8,
heres8,
herse8,
reefs8,
refer8,
sefer8,
sheer8,
shere8,
serer5,
serre5,
4 letter words:
fehs10,
feer7,
fees7,
fere7,
free7,
here7,
hers7,
reef7,
refs7,
rehs7,
resh7,
serf7,
eres4,
errs4,
rees4,
seer4,
sere4,
serr4,
3 letter words:
feh9,
efs6,
ehs6,
erf6,
fee6,
fer6,
fes6,
her6,
hes6,
ref6,
reh6,
she6,
ere3,
err3,
ers3,
ree3,
res3,
see3,
ser3,
2 letter words:
ef5,
eh5,
fe5,
he5,
sh5,
ee2,
er2,
es2,
re2,