Mêmes voyelles que riions
bibion,
billion,
billon,
brion,
diction,
dition,
fiction,
fission,
flions,
friction,
grillon,
ilions,
inion,
ischion,
lyon,
miction,
million,
mission,
mixtion,
plions,
prions,
quillon,
rillon,
scission,
sillon,
striction,
thymion,
trillion,
triomphe,
virion,
vision.