Mêmes voyelles que gras-doubles
aboung,
about,
absoudre,
absoute,
accouple,
accoures,
aclou,
adour,
affourche,
affoux,
aghoul,
aghul,
ajour,
ajoute,
aouls,
aouze,
arbouse,
babtou,
backroom,
bagou,
bajou,
bakou,
balourd,
balourde,
barboude,
barsoom,
batoude,
cabourg,
cacherout,
cachou,
cachoube,
cadoule,
cagoule,
cameroun,
carboucle,
carou,
carousse,
cartouche,
chamoun,
chasse-clou,
chasse-mouches,
chat-ours,
chatouches,
darfour,
drap-housse,
falourde,
farouch,
fastfood,
gablou,
galtouse,
gamou,
gangbuk,
gaou,
garoupe,
gazou,
ghassoul,
halouf,
havu,
jalouse,
kachoube,
karuk,
kashrout,
kassoum,
kazoo,
khartoum,
maboul,
machecoul,
macroures,
mahmoud,
malou,
mamelouk,
mameluk,
mammouth,
manouche,
maous,
matou,
mazout,
pachtoun,
palourde,
panoufle,
partouze,
patou,
radjpoute,
radoub,
rangoun,
sabou,
sadhu,
sajou,
strasbourg,
tabou,
taboune,
talmouse,
tamoul,
tamouz,
tarbouch,
tarlouze,
tatou,
tattoo,
travouls,
vascule,
zazou, ....