8 letter words:
frumping16,
7 letter words:
rumping12,
6 letter words:
fuming12,
impugn11,
umping11,
unfirm11,
ingrum9,
muring9,
puring9,
urping9,
5 letter words:
frump12,
grump10,
guimp10,
fungi9,
purim9,
purin7,
unrip7,
ruing6,
unrig6,
4 letter words:
firm9,
gimp9,
gump9,
pfui9,
frig8,
frug8,
fung8,
pium8,
prim8,
rump8,
firn7,
grim7,
grip7,
grum7,
ming7,
mung7,
ping7,
prig7,
pung7,
muir6,
muni6,
pirn6,
puir6,
puri6,
rimu6,
girn5,
grin5,
gurn5,
ring5,
rung5,
ruin4,
3 letter words:
fum8,
fig7,
fug7,
gif7,
imp7,
ump7,
fin6,
fir6,
fun6,
fur6,
gip6,
gum6,
gup6,
mig6,
mug6,
pig6,
pug6,
rif6,
mir5,
mun5,
nim5,
nip5,
pin5,
pir5,
piu5,
pun5,
pur5,
rim5,
rip5,
rum5,
urp5,
gin4,
gnu4,
gun4,
gur4,
rig4,
rug4,
nur3,
rin3,
run3,
uni3,
urn3,
2 letter words:
if5,
mi4,
mu4,
pi4,
um4,
up4,
gi3,
gu3,
ug3,
in2,
nu2,
un2,
ur2,