Mêmes voyelles que pupuler
bubuler,
busculer,
churluter,
cucullé,
culbuter,
cumuler,
cuturer,
fulgurer,
guttulé,
juguler,
lunulé,
murmurer,
pulluler,
pultruder,
puputer,
puruler,
pustuler,
rupturer,
structurer,
structurée,
structurés,
subjuguer,
subjugué,
subsumer,
subulé,
succuber,
succuler,
sulfurer,
sulfuré,
suppurer,
supputer,
susmulguer,
susurrer,
suturer,
trucmucher,
truculer,
turbuler,
turluter,
turlutter,
tutuber,
tututer,
ululer,
usurer,
usurper,
usurpé.