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9-Letter Words with U as the 8th Letter

For Scrabble® and word games, this list of 9-letter words with U in position 8 can help. Popular examples include ABOIDEAUS, ABOIDEAUX, ABOITEAUS, plus ABOITEAUX, ACERVULUS, ACIDULOUS and many more. Each word links to its dictionary entry for deeper understanding.

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509 words

Word	Length	Syllables
aboideaus	9	3
aboideaux	9	3
aboiteaus	9	3
aboiteaux	9	3
acervulus	9	4
acidulous	9	4
ailanthus	9	3
aluminium	9	4
aluminous	9	4
ambiguous	9	3
ambitious	9	3
americium	9	4
amorphous	9	3
amphioxus	9	3
analogous	9	4
anestrous	9	3
anhydrous	9	3
anilingus	9	4
anomalous	9	4
anonymous	9	4
anthodium	9	3
anthurium	9	3
antifraud	9	3
antiserum	9	4
antivirus	9	4
apetalous	9	4
apogamous	9	4
apparatus	9	4
arabesque	9	3
arboreous	9	3
arboretum	9	4
arbovirus	9	4
archosaur	9	3
arsenious	9	3
asparagus	9	4
asphaltum	9	3
assiduous	9	3
astronaut	9	3
athenaeum	9	3
atrocious	9	3
audacious	9	3
bacterium	9	3
barbarous	9	3
barrelful	9	3
basketful	9	3
beauteous	9	2
beautiful	9	3
beglamour	9	3
behaviour	9	3
berkelium	9	3
beryllium	9	3
biogenous	9	3
bodacious	9	3
bonhomous	9	3
bottleful	9	3
botulinum	9	4
botulinus	9	4
bounteous	9	2
bountiful	9	3
bronchium	9	2
bubblegum	9	3
bucketful	9	3
bumptious	9	2
burlesque	9	2
buttercup	9	3
butternut	9	3
calcaneum	9	3
calcaneus	9	3
calculous	9	3
caldarium	9	3
calvarium	9	3
calyculus	9	4
cancerous	9	3
candlenut	9	3
cankerous	9	3
cantaloup	9	3
capacious	9	3
capitulum	9	4
carcajous	9	3
carrefour	9	3
castoreum	9	3
catalogue	9	3
caterwaul	9	3
cavernous	9	3
ceanothus	9	3
cetaceous	9	3
chanceful	9	3
chancrous	9	2
changeful	9	3
chauffeur	9	2
chibouque	9	2
chihuahua	9	3
chitinous	9	3
cinereous	9	3
clamorous	9	3
claustrum	9	2
clitellum	9	3
closetful	9	3
cobaltous	9	3
coccidium	9	3
cocklebur	9	3
colchicum	9	3
colleague	9	2
collegium	9	3
colluvium	9	3
collyrium	9	3
colosseum	9	3
colostrum	9	3
columbium	9	3
conceptus	9	3
congruous	9	2
conscious	9	2
consensus	9	3
contagium	9	3
continuum	9	3
conundrum	9	3
cosmonaut	9	3
cothurnus	9	3
coumarous	9	3
courteous	9	2
crapulous	9	3
credendum	9	3
credulous	9	3
cretinous	9	3
criminous	9	3
criterium	9	3
ctenidium	9	3
cubiculum	9	4
cutaneous	9	3
cymbidium	9	3
dangerous	9	3
decalogue	9	3
deceitful	9	3
decennium	9	3
deciduous	9	3
delicious	9	3
delirious	9	3
demagogue	9	3
demeanour	9	3
dentalium	9	3
dentulous	9	3
deuterium	9	3
dexterous	9	3
diazonium	9	3
dichasium	9	3
diclinous	9	3
diestrous	9	2
dioecious	9	2
dipperful	9	3
dipterous	9	3
dishclout	9	2
dissensus	9	3
distingue	9	2
dominique	9	3
doodlebug	9	3
doronicum	9	4
downspout	9	2
drawerful	9	3
echovirus	9	4
edematous	9	4
effluvium	9	3
effortful	9	3
egregious	9	3
endeavour	9	3
endosteum	9	3
epicedium	9	4
epigonous	9	4
epigynous	9	4
epimysium	9	4
eponymous	9	4
equisetum	9	4
equivoque	9	3
erogenous	9	4
erroneous	9	3
esophagus	9	4
euphonium	9	3
exogamous	9	4
exogenous	9	4
facetious	9	3
felonious	9	3
ferocious	9	3
fistulous	9	3
flabellum	9	3
flagellum	9	3
flambeaus	9	2
flambeaux	9	2
flavorful	9	3
flocculus	9	3
flowerful	9	3
forgetful	9	3
fractious	9	2
frightful	9	2
frivolous	9	3
froufrous	9	2
fructuous	9	2
fugacious	9	3
fulgurous	9	3
funiculus	9	4
gardenful	9	3
garrulous	9	3
gelsemium	9	3
germanium	9	3
gladiolus	9	3
glamorous	9	3
glutenous	9	3
glutinous	9	3
grotesque	9	2
groundnut	9	2
groundout	9	2
gummatous	9	3
gymnasium	9	3
gynaeceum	9	3
gynaecium	9	3
gynoecium	9	3
hadrosaur	9	3
harborful	9	3
harmonium	9	3
harquebus	9	3
hausfraus	9	2
hazardous	9	3
healthful	9	2
herbarium	9	3
hereabout	9	3
hilarious	9	3
homologue	9	3
hospitium	9	3
humongous	9	3
humungous	9	3
hydronium	9	3
hypogeous	9	3
idealogue	9	3
ideologue	9	3
ignoramus	9	4
imperious	9	3
impetuous	9	3
incurious	9	3
indecorum	9	4
ingenious	9	3
ingenuous	9	3
injurious	9	3
innocuous	9	3
insidious	9	3
interclub	9	3
invidious	9	3
isogamous	9	4
jitterbug	9	3
jiujitsus	9	3
jiujutsus	9	3
judicious	9	3
kabeljous	9	3
kinkajous	9	3
laborious	9	3
lanthanum	9	3
larcenous	9	3
lecherous	9	3
lemniscus	9	3
libellous	9	3
lichenous	9	3
literatus	9	4
litigious	9	3
litterbug	9	3
longevous	9	3
lubricous	9	3
ludicrous	9	3
luxurious	9	3
magnesium	9	3
malarious	9	3
malicious	9	3
malleolus	9	3
manganous	9	3
manubrium	9	3
marsupium	9	3
marvelous	9	3
masterful	9	3
mausoleum	9	3
mazaedium	9	3
meandrous	9	2
melodious	9	3
menstruum	9	2
mercurous	9	3
metestrus	9	3
micaceous	9	3
momentous	9	3
monecious	9	3
monocoque	9	3
monologue	9	3
monstrous	9	2
multidrug	9	3
mundungus	9	3
murderous	9	3
murmurous	9	3
myoclonus	9	3
myomatous	9	3
myxovirus	9	4
narcissus	9	3
nectarous	9	3
nefarious	9	3
neighbour	9	2
neodymium	9	3
neptunium	9	3
nightclub	9	2
noncampus	9	3
nonconcur	9	3
nonleague	9	2
nonporous	9	3
nonunique	9	3
notorious	9	3
nucleolus	9	3
nunchakus	9	3
nystagmus	9	3
oblivious	9	3
obnoxious	9	3
odalisque	9	3
officious	9	3
ololiuqui	9	4
operculum	9	4
opusculum	9	4
overcloud	9	3
overfocus	9	4
overissue	9	3
overvalue	9	3
oviparous	9	4
palladium	9	3
palladous	9	3
paramylum	9	4
pedagogue	9	3
pemphigus	9	3
pendulous	9	3
penurious	9	3
peripatus	9	4
petroleum	9	3
pirarucus	9	4
plaintful	9	2
platesful	9	3
plenteous	9	2
plentiful	9	3
plutonium	9	3
pocketful	9	3
poisonous	9	3
pollinium	9	3
polygonum	9	4
pomaceous	9	3
pompadour	9	3
ponderous	9	3
potassium	9	3
practicum	9	3
prayerful	9	2
presidium	9	3
priedieus	9	2
priedieux	9	2
proconsul	9	3
proestrus	9	2
prosateur	9	3
pterosaur	9	3
pterygium	9	3
pulvillus	9	3
pumiceous	9	3
pycnidium	9	3
pyrethrum	9	3
querulous	9	3
raconteur	9	3
rainspout	9	2
rancorous	9	3
rapacious	9	3
rapturous	9	3
recontour	9	3
redivivus	9	4
regardful	9	3
regisseur	9	3
regretful	9	3
religious	9	3
remindful	9	3
reposeful	9	4
reptilium	9	3
resentful	9	3
responsum	9	3
resultful	9	3
retiarius	9	3
reticulum	9	4
rhizobium	9	3
righteous	9	2
rivalrous	9	3
rosaceous	9	3
rostellum	9	3
rotavirus	9	4
rousseaus	9	2
ruthenium	9	3
sacrarium	9	3
sagacious	9	3
salacious	9	3
saleratus	9	4
saphenous	9	3
sargassum	9	3
sarmentum	9	3
sartorius	9	3
scirrhous	9	2
scoopsful	9	2
scutellum	9	3
sebaceous	9	3
seditious	9	3
semigroup	9	3
sensillum	9	3
sensorium	9	3
septarium	9	3
sericeous	9	3
setaceous	9	3
sextarius	9	3
shovelful	9	3
siliceous	9	3
silicious	9	3
sinologue	9	3
slumbrous	9	2
soliloquy	9	4
sorcerous	9	3
sorrowful	9	3
sparkplug	9	2
sphagnous	9	2
spirillum	9	3
spiritous	9	3
spleenful	9	2
splendour	9	2
spoonsful	9	2
stegosaur	9	3
stenchful	9	2
stirabout	9	3
stomodeum	9	3
strenuous	9	2
stressful	9	2
strikeout	9	2
strobilus	9	3
strontium	9	2
stuporous	9	3
subphylum	9	3
sugarplum	9	3
sulfonium	9	3
sulfurous	9	3
sumptuous	9	2
superclub	9	3
superglue	9	2
superstud	9	3
susurrous	9	3
sympodium	9	3
symposium	9	3
synagogue	9	3
syncytium	9	3
tablesful	9	3
teacupful	9	3
technique	9	2
tegmentum	9	3
tellurium	9	3
tenacious	9	3
tenaculum	9	4
tendinous	9	3
tenebrous	9	3
terrarium	9	3
theologue	9	2
thesaurus	9	3
thrustful	9	2
tiramisus	9	4
torturous	9	3
trapezium	9	3
trapezius	9	3
tremulous	9	3
trialogue	9	2
triennium	9	2
trifolium	9	3
triforium	9	3
trimerous	9	3
trochilus	9	3
troublous	9	2
trunksful	9	2
tufaceous	9	3
tumblebug	9	3
turnabout	9	3
tyrannous	9	3
ultimatum	9	4
umbilicus	9	4
unanimous	9	4
uncurious	9	3
undutiful	9	4
unenvious	9	3
unguentum	9	3
unhelpful	9	3
unhopeful	9	4
unmindful	9	3
unrestful	9	3
unserious	9	3
untactful	9	3
untimeous	9	3
uredinium	9	4
uropygium	9	4
utriculus	9	4
vagarious	9	3
venturous	9	3
veracious	9	3
verdurous	9	3
verminous	9	3
vestigium	9	3
vexatious	9	3
vicarious	9	3
vinaceous	9	3
vivacious	9	3
voracious	9	3
vulturous	9	3
walkabout	9	3
williwaus	9	3
wonderful	9	3
ytterbium	9	3
zirconium	9	3

FAQs

How do I play around a fixed U in the 8th slot?
Try mixing common consonant clusters (ST, TR, CH) in other positions while keeping U locked.

Why are uncommon words included?
We compile from a broad English list. Skim the top rows for more common picks.