9 letter words:
hyphening21,
6 letter words:
hyphen17,
hyping15,
5 letter words:
heigh12,
hying12,
hinny11,
penny10,
piney10,
pinny10,
eying9,
ginny9,
hinge9,
neigh9,
genip8,
penni7,
4 letter words:
hype12,
high11,
piny9,
pyin9,
yipe9,
nigh8,
ping7,
pein6,
pine6,
gien5,
nine4,
3 letter words:
hyp11,
gyp9,
heh9,
hey9,
yeh9,
hep8,
hip8,
peh8,
phi8,
pye8,
yep8,
yip8,
gey7,
ghi7,
gip6,
hen6,
hie6,
hin6,
peg6,
pig6,
yen6,
yin6,
nip5,
pen5,
pie5,
pin5,
eng4,
gen4,
gie4,
gin4,
neg4,
inn3,
2 letter words:
eh5,
he5,
hi5,
ye5,
pe4,
pi4,
en2,
in2,
ne2,