Home · Words · 9-Letter Words Ending with OUS

9-Letter Words Ending with OUS

Need words with OUS endings? Explore our 9-letter word database. Popular examples include ACIDULOUS, ALUMINOUS, AMBIGUOUS, plus AMBITIOUS, AMORPHOUS, ANALOGOUS and many more. Each word links to its dictionary entry for deeper understanding.

Wordle Helper Spelling Bee Helper

189 words

Word	Length	Syllables
acidulous	9	4
aluminous	9	4
ambiguous	9	3
ambitious	9	3
amorphous	9	3
analogous	9	4
anestrous	9	3
anhydrous	9	3
anomalous	9	4
anonymous	9	4
apetalous	9	4
apogamous	9	4
arboreous	9	3
arsenious	9	3
assiduous	9	3
atrocious	9	3
audacious	9	3
barbarous	9	3
beauteous	9	2
biogenous	9	3
bodacious	9	3
bonhomous	9	3
bounteous	9	2
bumptious	9	2
calculous	9	3
cancerous	9	3
cankerous	9	3
capacious	9	3
carcajous	9	3
cavernous	9	3
cetaceous	9	3
chancrous	9	2
chitinous	9	3
cinereous	9	3
clamorous	9	3
cobaltous	9	3
congruous	9	2
conscious	9	2
coumarous	9	3
courteous	9	2
crapulous	9	3
credulous	9	3
cretinous	9	3
criminous	9	3
cutaneous	9	3
dangerous	9	3
deciduous	9	3
delicious	9	3
delirious	9	3
dentulous	9	3
dexterous	9	3
diclinous	9	3
diestrous	9	2
dioecious	9	2
dipterous	9	3
edematous	9	4
egregious	9	3
epigonous	9	4
epigynous	9	4
eponymous	9	4
erogenous	9	4
erroneous	9	3
exogamous	9	4
exogenous	9	4
facetious	9	3
felonious	9	3
ferocious	9	3
fistulous	9	3
fractious	9	2
frivolous	9	3
froufrous	9	2
fructuous	9	2
fugacious	9	3
fulgurous	9	3
garrulous	9	3
glamorous	9	3
glutenous	9	3
glutinous	9	3
gummatous	9	3
hazardous	9	3
hilarious	9	3
humongous	9	3
humungous	9	3
hypogeous	9	3
imperious	9	3
impetuous	9	3
incurious	9	3
ingenious	9	3
ingenuous	9	3
injurious	9	3
innocuous	9	3
insidious	9	3
invidious	9	3
isogamous	9	4
judicious	9	3
kabeljous	9	3
kinkajous	9	3
laborious	9	3
larcenous	9	3
lecherous	9	3
libellous	9	3
lichenous	9	3
litigious	9	3
longevous	9	3
lubricous	9	3
ludicrous	9	3
luxurious	9	3
malarious	9	3
malicious	9	3
manganous	9	3
marvelous	9	3
meandrous	9	2
melodious	9	3
mercurous	9	3
micaceous	9	3
momentous	9	3
monecious	9	3
monstrous	9	2
murderous	9	3
murmurous	9	3
myomatous	9	3
nectarous	9	3
nefarious	9	3
nonporous	9	3
notorious	9	3
oblivious	9	3
obnoxious	9	3
officious	9	3
oviparous	9	4
palladous	9	3
pendulous	9	3
penurious	9	3
plenteous	9	2
poisonous	9	3
pomaceous	9	3
ponderous	9	3
pumiceous	9	3
querulous	9	3
rancorous	9	3
rapacious	9	3
rapturous	9	3
religious	9	3
righteous	9	2
rivalrous	9	3
rosaceous	9	3
sagacious	9	3
salacious	9	3
saphenous	9	3
scirrhous	9	2
sebaceous	9	3
seditious	9	3
sericeous	9	3
setaceous	9	3
siliceous	9	3
silicious	9	3
slumbrous	9	2
sorcerous	9	3
sphagnous	9	2
spiritous	9	3
strenuous	9	2
stuporous	9	3
sulfurous	9	3
sumptuous	9	2
susurrous	9	3
tenacious	9	3
tendinous	9	3
tenebrous	9	3
torturous	9	3
tremulous	9	3
trimerous	9	3
troublous	9	2
tufaceous	9	3
tyrannous	9	3
unanimous	9	4
uncurious	9	3
unenvious	9	3
unserious	9	3
untimeous	9	3
vagarious	9	3
venturous	9	3
veracious	9	3
verdurous	9	3
verminous	9	3
vexatious	9	3
vicarious	9	3
vinaceous	9	3
vivacious	9	3
voracious	9	3
vulturous	9	3

FAQs

What’s typical about OUS-ending words?
OUS often marks suffix families; think about derivatives when guessing.

Do you include UK/US spellings?
Where they exist, both may appear.