9 letter words:
pigfishes18,
7 letter words:
pigfish16,
gipsies10,
6 letter words:
fishes12,
pishes11,
5 letter words:
ships10,
sighs9,
seifs8,
shies8,
sipes7,
spies7,
issei5,
4 letter words:
fehs10,
fish10,
hips9,
pehs9,
phis9,
pish9,
ship9,
figs8,
ghis8,
sigh8,
fess7,
gips7,
hies7,
hiss7,
pegs7,
pigs7,
seif7,
shes7,
pies6,
piss6,
psis6,
sipe6,
sips6,
egis5,
gies5,
segs5,
seis4,
3 letter words:
feh9,
hep8,
hip8,
peh8,
phi8,
fig7,
ghi7,
efs6,
fes6,
fie6,
gip6,
hes6,
hie6,
his6,
ifs6,
peg6,
pig6,
she6,
pes5,
pie5,
pis5,
psi5,
sip5,
gie4,
seg4,
ess3,
sei3,
sis3,
2 letter words:
ef5,
eh5,
fe5,
he5,
hi5,
if5,
sh5,
pe4,
pi4,
es2,
is2,
si2,