7 letter words:
expirer16,
exergue15,
perigee10,
6 letter words:
prizer17,
geezer16,
expire15,
griper9,
pugree9,
purger9,
peerie8,
eerier6,
5 letter words:
prize16,
gripe8,
purge8,
repeg8,
prier7,
puree7,
purer7,
riper7,
rupee7,
rerig6,
urger6,
eerie5,
4 letter words:
prez15,
geez14,
prex13,
grip7,
prig7,
epee6,
peer6,
pere6,
peri6,
pier6,
pree6,
pure6,
puri6,
purr6,
ripe6,
eger5,
gree5,
grue5,
urge5,
ruer4,
3 letter words:
zep14,
zip14,
zig13,
pix12,
zee12,
rex10,
gip6,
peg6,
pig6,
pug6,
pee5,
per5,
pie5,
piu5,
pur5,
rep5,
rip5,
urp5,
erg4,
gee4,
gie4,
reg4,
rig4,
rug4,
ere3,
err3,
ire3,
ree3,
rei3,
rue3,
2 letter words:
ex9,
xi9,
xu9,
pe4,
pi4,
up4,
er2,
re2,