7 letter words:
grownup13,
upgrown13,
6 letter words:
upgrow12,
oppugn11,
pawnor11,
popgun11,
unwrap11,
progun9,
ourang7,
5 letter words:
prawn10,
gowan9,
grown9,
wagon9,
wrang9,
wrong9,
wrung9,
group8,
pargo8,
prang8,
prong8,
rowan8,
apron7,
porno7,
argon6,
groan6,
guano6,
orang6,
organ6,
4 letter words:
gawp10,
pawn9,
prow9,
warp9,
wrap9,
gnaw8,
gown8,
grow8,
poop8,
prop8,
pupa8,
goop7,
gorp7,
pang7,
pong7,
prog7,
pung7,
warn7,
waur7,
worn7,
poon6,
poor6,
porn6,
pour6,
prao6,
prau6,
proa6,
puna6,
roup6,
upon6,
agon5,
gaun5,
gaur5,
gnar5,
goon5,
gran5,
guan5,
guar5,
rang5,
ruga5,
rung5,
roan4,
3 letter words:
paw8,
pow8,
wap8,
wop8,
app7,
pap7,
pop7,
pup7,
wag7,
wog7,
awn6,
gap6,
naw6,
now6,
own6,
pug6,
raw6,
row6,
wan6,
war6,
won6,
woo6,
apo5,
nap5,
pan5,
par5,
poo5,
pro5,
pun5,
pur5,
rap5,
upo5,
urp5,
ago4,
gan4,
gar4,
gnu4,
goa4,
goo4,
gor4,
gun4,
nag4,
nog4,
rag4,
rug4,
noo3,
nor3,
oar3,
ono3,
ora3,
our3,
ran3,
run3,
urn3,
2 letter words:
aw5,
ow5,
wo5,
op4,
pa4,
up4,
ag3,
go3,
an2,
ar2,
na2,
no2,
nu2,
on2,
or2,
un2,