8 letter words:
fireship16,
7 letter words:
fishier13,
6 letter words:
fisher12,
sherif12,
perish11,
pisher11,
reship11,
5 letter words:
fresh11,
fires8,
fries8,
frise8,
heirs8,
hires8,
reifs8,
rishi8,
serif8,
shier8,
shire8,
peris7,
piers7,
pries7,
prise7,
ripes7,
speir7,
spier7,
spire7,
4 letter words:
fehs10,
fish10,
hips9,
pehs9,
phis9,
pish9,
ship9,
fire7,
firs7,
heir7,
hers7,
hies7,
hire7,
refs7,
reif7,
resh7,
rife7,
rifs7,
seif7,
serf7,
shri7,
peri6,
pier6,
pies6,
reps6,
ripe6,
rips6,
sipe6,
ires4,
iris4,
reis4,
rise4,
sire4,
3 letter words:
feh9,
hep8,
hip8,
peh8,
phi8,
efs6,
fer6,
fes6,
fie6,
fir6,
her6,
hes6,
hie6,
his6,
ifs6,
ref6,
rif6,
she6,
per5,
pes5,
pie5,
pis5,
psi5,
rep5,
rip5,
sip5,
ers3,
ire3,
rei3,
res3,
sei3,
ser3,
sir3,
sri3,
2 letter words:
ef5,
eh5,
fe5,
he5,
hi5,
if5,
sh5,
pe4,
pi4,
er2,
es2,
is2,
re2,
si2,
