7 letter words:
puffier15,
6 letter words:
puffer14,
5 letter words:
fifer11,
ruffe11,
4 letter words:
puff12,
fief10,
fife10,
riff10,
ruff10,
pfui9,
fire7,
reif7,
rife7,
peri6,
pier6,
pure6,
puri6,
ripe6,
3 letter words:
eff9,
iff9,
fer6,
feu6,
fie6,
fir6,
fur6,
ref6,
rif6,
per5,
pie5,
piu5,
pur5,
rep5,
rip5,
urp5,
ire3,
rei3,
rue3,
2 letter words:
ef5,
fe5,
if5,
pe4,
pi4,
up4,
er2,
re2,