6 letter words:
expire15,
rexine13,
peerie8,
repine8,
5 letter words:
exine12,
preen7,
repin7,
ripen7,
eerie5,
4 letter words:
prex13,
nixe11,
epee6,
neep6,
peen6,
peer6,
pein6,
pere6,
peri6,
pier6,
pine6,
pirn6,
pree6,
ripe6,
erne4,
rein4,
3 letter words:
pix12,
nix10,
rex10,
nip5,
pee5,
pen5,
per5,
pie5,
pin5,
rep5,
rip5,
ere3,
ern3,
ire3,
nee3,
ree3,
rei3,
rin3,
2 letter words:
ex9,
xi9,
pe4,
pi4,
en2,
er2,
in2,
ne2,
re2,