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9-Letter Words Ending with OS

For word games needing OS suffixes, here's your 9-letter word resource. Popular examples include AMARETTOS, AMORETTOS, ARMIGEROS, plus ARPEGGIOS, ATAMASCOS, AUTOGIROS and many more. Click any word for its full definition and usage.

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123 words

Word	Length	Syllables
amarettos	9	4
amorettos	9	4
armigeros	9	4
arpeggios	9	3
atamascos	9	4
autogiros	9	4
autogyros	9	4
ballyhoos	9	3
barbascos	9	3
bargellos	9	3
barrancos	9	3
bocaccios	9	3
bordellos	9	3
buckaroos	9	3
buckayros	9	3
buckeroos	9	3
cabestros	9	3
cabrestos	9	3
callaloos	9	3
camisados	9	4
castratos	9	3
caudillos	9	3
cavaleros	9	4
chechakos	9	3
chubascos	9	3
cicisbeos	9	3
cilantros	9	3
cioppinos	9	3
cockapoos	9	3
cockatoos	9	3
cocobolos	9	4
commandos	9	3
concertos	9	3
continuos	9	3
courantos	9	3
cruzeiros	9	3
curculios	9	3
duecentos	9	3
espressos	9	3
expressos	9	3
falsettos	9	3
fandangos	9	3
fellatios	9	3
finochios	9	3
flamencos	9	3
flamingos	9	3
forzandos	9	3
garbanzos	9	3
gazpachos	9	3
graciosos	9	3
guacharos	9	3
huarachos	9	3
impetigos	9	4
innuendos	9	3
intaglios	9	3
jackaroos	9	3
jackeroos	9	3
jalapenos	9	4
kakemonos	9	4
kangaroos	9	3
libeccios	9	3
librettos	9	3
locofocos	9	4
lotharios	9	3
machismos	9	3
maestosos	9	3
makimonos	9	4
martellos	9	3
micromhos	9	3
milesimos	9	4
millimhos	9	3
moderatos	9	4
mosquitos	9	3
muchachos	9	3
mundungos	9	3
neutrinos	9	3
obligatos	9	4
ocotillos	9	4
oratorios	9	4
ostinatos	9	4
pachinkos	9	3
palmettos	9	3
palominos	9	4
pecorinos	9	4
peekaboos	9	3
perfectos	9	3
pimientos	9	3
plumbagos	9	3
politicos	9	4
presidios	9	3
prunellos	9	3
rancheros	9	3
renegados	9	4
rubbaboos	9	3
sargassos	9	3
scenarios	9	3
sciroccos	9	3
seicentos	9	3
semihobos	9	4
seraglios	9	3
sforzatos	9	3
solidagos	9	4
sombreros	9	3
spiccatos	9	3
staccatos	9	3
stilettos	9	3
stoccados	9	3
superegos	9	4
superpros	9	3
tapaderos	9	4
terrazzos	9	3
tornillos	9	3
tournedos	9	3
trapuntos	9	3
trecentos	9	3
twelvemos	9	3
vindaloos	9	3
virtuosos	9	3
vitiligos	9	4
wallaroos	9	3
wanderoos	9	3
waterloos	9	3
zecchinos	9	3

FAQs

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

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