7 letter words:
pithing13,
5 letter words:
night9,
thing9,
piing8,
4 letter words:
pith9,
nigh8,
hint7,
ping7,
thin7,
pint6,
tipi6,
ting5,
inti4,
3 letter words:
hip8,
phi8,
pht8,
ghi7,
gip6,
hin6,
hit6,
nth6,
pig6,
nip5,
pin5,
pit5,
tip5,
gin4,
git4,
nit3,
tin3,
2 letter words:
hi5,
pi4,
in2,
it2,
ti2,