Nouns Ending in S and Containing OS

Browse 1,166 valid English nouns ending in S and containing OS, from Loss, Cross, Boss, Gross, Chaos, Diagnosis and Toss to rarer terms. Check definitions and spelling below, or visit our noun grammar guide to review pluralization and capitalization rules.

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Starts with A
24 words
adios
asbestos
albatross
apoptosis
apotheosis
atherosclerosis
acidosis
andros
axios
atmos
arteriosclerosis
athos
amyloidosis
atmospherics
asbestosis
anastomosis
allosaurus
alkalosis
ankylosaurus
allostasis
apatosaurus
autocross
aulos
adenomyosis
Starts with B
24 words
boss
barbados
brontosaurus
biosynthesis
bathos
biostatistics
bossiness
brachiosaurus
brucellosis
benthos
biosolids
bossyboots
bugloss
basilosaurus
boardercross
backcross
blastomycosis
babesiosis
berylliosis
bigos
byssinosis
bacteriosis
bacteriostasis
balabos
Starts with C
24 words
cross
chaos
cosmetics
closeness
crossroads
cosmos
cos
colossus
chinos
crisscross
crosshairs
colossians
comoros
cirrhosis
crossbones
cyanosis
choosiness
corrosiveness
cyclocross
candyfloss
crossness
crossways
calvados
costliness
Starts with D
24 words
diagnosis
diagnostics
demos
dross
diverticulosis
doss
delos
dermatosis
dolichos
doos
dilophosaurus
didymos
dermatomyositis
diospyros
dermatophytosis
dromos
diarthrosis
disposableness
dettifoss
dichlorvos
drossiness
dolos
dunkleosteus
dermatomycosis
Starts with E
24 words
ethos
eros
explosiveness
eos
endometriosis
enos
electrostatics
endocytosis
exocytosis
ecchymosis
exosmosis
eidos
endosymbiosis
enosis
eratosthenes
electrosynthesis
exophthalmos
evros
exodos
elasmosaurus
epos
engrossingness
exomphalos
edmontosaurus
Starts with F
16 words
floss
fibrosis
foss
frostiness
fairyfloss
fluorosis
fibrositis
fynbos
fasciolosis
furunculosis
fractostratus
ferrophosphorus
fjallfoss
fostress
flagellosis
fibrotuberculosis
Starts with G
24 words
gross
gloss
goosebumps
galapagos
grossness
gauchos
gnosis
glossiness
grandioseness
gliosis
ghostliness
giganotosaurus
glossitis
goosegrass
gros
gyroscopics
godafoss
gullfoss
gomphosis
goosiness
granulosis
gaposis
gummosis
gyrostatics
Starts with H
24 words
hostess
hostilities
hypnosis
homeostasis
helios
hoss
halitosis
huevos
histoplasmosis
hemochromatosis
hemostasis
hydrostatics
hypostasis
hypospadias
hospitableness
hyperhidrosis
hadrosaurus
heterosis
hemosiderosis
hydronephrosis
hyperkeratosis
hyperlordosis
hyperostosis
hypervitaminosis
Starts with I
17 words
ios
iconostasis
ichthyosis
ichthyosaurus
isogloss
intrados
imposingness
impossibleness
inhospitableness
incross
introspectiveness
ischiocavernosus
intercross
immunodiagnosis
indisposedness
inappositeness
indecomposableness
Starts with J
2 words
joss
jocoseness
Starts with K
18 words
kudos
ketosis
ketoacidosis
kos
kurtosis
kyphosis
kairos
keratosis
kenosis
kouros
kanjoos
kantharos
kaross
kottabos
kvernufoss
kyllosis
karyosystematics
kaolinosis
Starts with L
24 words
loss
logos
laos
lagos
lipgloss
lesbos
looseness
listeriosis
lostness
lordosis
llanos
losings
leptospirosis
leukocytosis
lipomatosis
lymphocytosis
leucosis
leukosis
lymphogranulomatosis
lekythos
lipidosis
lymphomatosis
langfoss
lexicostatistics
Starts with M
24 words
moss
moses
metamorphosis
motocross
mononucleosis
mythos
meiosis
misdiagnosis
mitosis
milos
myxomatosis
minos
metempsychosis
myelofibrosis
myositis
mosasaurus
mishegoss
moroseness
miosis
mycosis
maduros
megalosaurus
macrocytosis
melioidosis
Starts with N
24 words
neurosis
necrosis
nosebleeds
nosiness
narcosis
neurofibromatosis
nomos
nucleosynthesis
nimbostratus
nephrosis
neurosyphilis
naos
nostos
nephrocalcinosis
necrobiosis
narcosynthesis
nonpossessiveness
nearthrosis
narcohypnosis
nephroptosis
noncorrosiveness
nonexplosiveness
nonpurposiveness
noncompositeness
Starts with O
24 words
oscars
osteoporosis
osmosis
osteoarthritis
os
ouroboros
overdiagnosis
ordos
osteonecrosis
osteomyelitis
osteogenesis
osmanthus
organophosphorus
omphalos
osteolysis
ostentatiousness
osteoarthrosis
otosclerosis
osteopetrosis
orthosis
osteitis
outcross
oppositeness
oakmoss
Starts with P
24 words
prognosis
psychosis
phosphorus
photosynthesis
prosthetics
prospectus
pathos
prosthesis
possessiveness
positiveness
proboscis
pecos
prostatitis
pothos
purposefulness
purposelessness
posadas
postmistress
phagocytosis
poshness
poss
prognostics
prosthodontics
phimosis
Starts with R
21 words
rhinoceros
rooibos
rosiness
ringtoss
rallycross
restenosis
reredos
rosmarinus
regloss
reposedness
resinosis
retrospectiveness
renosterbos
reposefulness
radiophosphorus
rhodotypos
rhenosterbos
rhombos
rhinosporidiosis
rutidosis
rytidosis
Starts with S
24 words
sos
sclerosis
symbiosis
scoliosis
santos
stenosis
schistosomiasis
silicosis
supercross
stegosaurus
sarcoidosis
salmonellosis
semigloss
steatosis
shigellosis
spinosaurus
schloss
spondylosis
snowboardcross
serositis
siderosis
spherocytosis
sakkos
synchondrosis
Starts with T
24 words
toss
tuberculosis
thermos
taos
thrombosis
tyrannosaurus
topos
telos
toxoplasmosis
trypanosomiasis
trichinosis
theotokos
tournedos
thanatos
tendinosis
thyrotoxicosis
toxicosis
tenosynovitis
tripos
temenos
tholos
technostress
tapajos
tomos
Starts with U
15 words
underboss
underdiagnosis
unostentatiousness
uptoss
unhospitableness
unprosperousness
unpossessiveness
ulosis
unprepossessingness
urosis
unphilosophicalness
uredosorus
ureterostegnosis
unpreposterousness
ureterocystanastomosis
Starts with V
14 words
vaginosis
vosges
volos
verboseness
vibriosis
vilanculos
virosis
varicosis
venosclerosis
vassos
varicoseness
visceroptosis
viliagos
velchanos
Starts with W
3 words
waycross
whosis
whoosis
Starts with X
9 words
xenos
xerosis
xanthomatosis
xenodiagnosis
xenobiosis
xanthosis
xenomorphosis
xenosaurus
xiphosurus
Starts with Y
2 words
yukos
yersiniosis
Starts with Z
10 words
zoonosis
zagros
zoobenthos
zygosis
zymosis
zygosaccharomyces
zaglossus
zosterops
zoosmosis
zoosis

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