4 letter words:
pize15,
zein13,
zine13,
feni7,
fine7,
neif7,
nief7,
nife7,
pein6,
peni6,
pine6,
3 letter words:
fez15,
fiz15,
zep14,
zip14,
zin12,
fen6,
fie6,
fin6,
nef6,
nep5,
nip5,
pen5,
pie5,
pin5,
nie3,
2 letter words:
ef5,
fe5,
if5,
pe4,
pi4,
en2,
in2,
ne2,