5 letter words:
inept7,
input7,
unite5,
untie5,
4 letter words:
neep6,
peen6,
pein6,
pent6,
pine6,
pint6,
ptui6,
punt6,
etui4,
nite4,
teen4,
tine4,
tune4,
unit4,
3 letter words:
nip5,
pee5,
pen5,
pet5,
pie5,
pin5,
pit5,
piu5,
pun5,
put5,
tip5,
tup5,
nee3,
net3,
nit3,
nut3,
tee3,
ten3,
tie3,
tin3,
tui3,
tun3,
ute3,
2 letter words:
pe4,
pi4,
up4,
en2,
et2,
in2,
it2,
ne2,
nu2,
ti2,
un2,
ut2,