5 letter words:
puker11,
purge8,
4 letter words:
perk10,
puke10,
puer6,
pure6,
grue5,
urge5,
3 letter words:
kep9,
keg8,
erk7,
euk7,
kue7,
uke7,
gup6,
peg6,
pug6,
per5,
pre5,
pur5,
rep5,
urp5,
erg4,
gue4,
gur4,
reg4,
rug4,
rue3,
ure3,
2 letter words:
pe4,
up4,
gu3,
ug3,
er2,
re2,
ur2,