7 letter words:
perspex18,
6 letter words:
prexes15,
5 letter words:
rexes12,
peeps9,
perps9,
preps9,
repps9,
peers7,
peres7,
perse7,
prees7,
prese7,
speer7,
spree7,
4 letter words:
prex13,
exes11,
peep8,
peps8,
perp8,
prep8,
repp8,
peer6,
pees6,
pere6,
pree6,
reps6,
seep6,
rees4,
seer4,
sere4,
3 letter words:
rex10,
sex10,
pep7,
pee5,
per5,
pes5,
rep5,
ere3,
ers3,
ree3,
res3,
see3,
ser3,
2 letter words:
ex9,
pe4,
er2,
es2,
re2,
