7 letter words:
peerier9,
retiree7,
6 letter words:
peerie8,
perter8,
eerier6,
etrier6,
reiter6,
retire6,
retree6,
5 letter words:
peter7,
petre7,
piert7,
prier7,
riper7,
tepee7,
tripe7,
eerie5,
retie5,
trier5,
4 letter words:
epee6,
peer6,
pere6,
peri6,
pert6,
pier6,
piet6,
pree6,
ripe6,
ript6,
trip6,
rete4,
rite4,
teer4,
tier4,
tire4,
tirr4,
tree4,
trie4,
3 letter words:
pee5,
per5,
pet5,
pie5,
pir5,
pit5,
pre5,
rep5,
rip5,
tip5,
ere3,
err3,
ire3,
ree3,
rei3,
ret3,
rit3,
tee3,
tie3,
2 letter words:
pe4,
pi4,
ee2,
er2,
et2,
it2,
re2,
te2,
ti2,