12 letter words:
quinquennium32,
7 letter words:
quinine16,
6 letter words:
quinin15,
unique15,
5 letter words:
imine7,
numen7,
ennui5,
4 letter words:
quin13,
menu6,
mien6,
mine6,
mini6,
muni6,
neum6,
nine4,
3 letter words:
emu5,
men5,
mun5,
nim5,
inn3,
nun3,
2 letter words:
qi11,
em4,
me4,
mi4,
mu4,
um4,
en2,
in2,
ne2,
nu2,
un2,