6 letter words:
pinger9,
5 letter words:
genip8,
gripe8,
repin7,
ripen7,
ering6,
grein6,
niger6,
reign6,
renig6,
4 letter words:
grip7,
ping7,
prig7,
pein6,
peni6,
peri6,
pern6,
pier6,
pine6,
pirn6,
ripe6,
gien5,
girn5,
gren5,
grin5,
ring5,
rein4,
rine4,
3 letter words:
gip6,
peg6,
pig6,
nep5,
nip5,
pen5,
per5,
pie5,
pin5,
pir5,
pre5,
rep5,
rip5,
eng4,
erg4,
gen4,
gie4,
gin4,
neg4,
reg4,
rig4,
ern3,
ire3,
nie3,
rei3,
ren3,
rin3,
2 letter words:
pe4,
pi4,
gi3,
en2,
er2,
in2,
ne2,
re2,
