8 letter words:
morphing16,
humoring14,
7 letter words:
humping15,
morphin14,
romping12,
ingroup10,
pouring10,
rouping10,
6 letter words:
homing12,
hoping12,
impugn11,
moping11,
umping11,
gonium9,
muring9,
poring9,
progun9,
roping9,
urping9,
inpour8,
5 letter words:
morph12,
grump10,
humor10,
mohur10,
unhip10,
hongi9,
ohing9,
opium9,
primo9,
rough9,
gipon8,
group8,
houri8,
mungo8,
oping8,
pingo8,
pirog8,
prong8,
rhino8,
minor7,
mourn7,
onium7,
orpin7,
prion7,
purin7,
unrip7,
giron6,
groin6,
guiro6,
ruing6,
unrig6,
4 letter words:
hump11,
pugh10,
gimp9,
ouph9,
phon9,
hong8,
hung8,
nigh8,
prim8,
prom8,
romp8,
rump8,
gorm7,
gorp7,
grim7,
grip7,
grum7,
horn7,
hour7,
ping7,
pong7,
prig7,
prog7,
pung7,
morn6,
muni6,
muon6,
norm6,
pion6,
pirn6,
porn6,
pour6,
puri6,
roup6,
upon6,
girn5,
giro5,
grin5,
ring5,
rung5,
inro4,
iron4,
noir4,
nori4,
ruin4,
3 letter words:
him8,
hip8,
hop8,
hum8,
hup8,
mho8,
ohm8,
phi8,
poh8,
ghi7,
hog7,
hug7,
imp7,
mop7,
pom7,
ugh7,
ump7,
gip6,
gum6,
hin6,
hon6,
hun6,
mig6,
mog6,
mug6,
noh6,
pig6,
pug6,
rho6,
mir5,
mon5,
mor5,
mun5,
nim5,
nip5,
nom5,
pin5,
piu5,
poi5,
pro5,
pun5,
pur5,
rim5,
rip5,
rom5,
rum5,
upo5,
urp5,
gin4,
gnu4,
gor4,
gun4,
nog4,
rig4,
rug4,
ion3,
nor3,
our3,
rin3,
run3,
urn3,
2 letter words:
hm7,
hi5,
ho5,
oh5,
uh5,
mi4,
mo4,
mu4,
om4,
op4,
pi4,
um4,
up4,
go3,
in2,
no2,
nu2,
oi2,
on2,
or2,
un2,