5 letter words:
gramp10,
grump10,
4 letter words:
gamp9,
pram8,
puma8,
ramp8,
rump8,
gaum7,
gram7,
grum7,
arum6,
mura6,
prau6,
gaur5,
guar5,
ruga5,
3 letter words:
amp7,
map7,
pam7,
ump7,
gam6,
gap6,
gum6,
mag6,
mug6,
pug6,
amu5,
arm5,
mar5,
par5,
pur5,
ram5,
rap5,
rum5,
urp5,
gar4,
rag4,
rug4,
2 letter words:
am4,
ma4,
mu4,
pa4,
um4,
up4,
ag3,
ar2,