Countable Nouns Ending in IS and Containing TO

Explore 135 verified English countable nouns ending in IS and containing TO, including Clitoris, Patois, Mitosis, Ketoacidosis, Phagocytosis, Anastomosis and Endocytosis. Browse these count nouns with singular and plural forms below, or review singular and plural count rules in our noun grammar guide.

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Starts with A
12 words
anastomosis
autolysis
allantois
autogenesis
amitosis
angiomatosis
autokinesis
arctotis
autopsychoanalysis
autometamorphosis
anostosis
autoelectrolysis
Starts with B
1 words
blastomycosis
Starts with C
21 words
clitoris
cytokinesis
chondromatosis
carcinomatosis
cytolysis
cactoblastis
chorioallantois
chromatolysis
cytodiagnosis
chromoblastomycosis
craniostosis
ceratopteris
clitoritis
ceratocystis
cystopyelonephritis
clasmatosis
cystonephrosis
cleistothecopsis
chromodermatosis
cyrtosis
cystoparalysis
Starts with D
8 words
dermatosis
dermatophytosis
dermatomycosis
dermatoneurosis
dermatozoonosis
dermatoconiosis
dermostosis
dacryocystoptosis
Starts with E
13 words
endocytosis
exocytosis
erythrocytosis
exostosis
epidermophytosis
endomitosis
enostosis
enantobiosis
enteroanastomosis
endostosis
eumitosis
esophagoptosis
elytroptosis
Starts with F
1 words
frontolysis
Starts with G
6 words
gametogenesis
gliomatosis
gastroanastomosis
gastroenteroanastomosis
gastrocoloptosis
gerontomorphosis
Starts with H
10 words
hemochromatosis
hyperkeratosis
hyperostosis
hematolysis
histolysis
hematosis
hypodermatoclysis
hematocytotripsis
hydropneumatosis
hepatoperitonitis
Starts with I
1 words
iontophoresis
Starts with K
5 words
ketoacidosis
kurtosis
keratosis
keratoconjunctivitis
keratomileusis
Starts with L
6 words
leukocytosis
lipomatosis
lymphocytosis
lymphogranulomatosis
lymphosarcomatosis
leptodermis
Starts with M
6 words
mitosis
mastoiditis
mycotoxicosis
miltoniopsis
mastoidohumeralis
mastoideocentesis
Starts with N
3 words
nephroptosis
notornis
nephrocoloptosis
Starts with O
3 words
onomatopoiesis
occipitofrontalis
onychocryptosis
Starts with P
20 words
patois
phagocytosis
ptosis
parasitosis
photolysis
phototaxis
proptosis
pinocytosis
papillomatosis
proctosigmoiditis
pharyngotonsillitis
peritoneocentesis
photokinesis
putois
protoavis
phytosis
pelveoperitonitis
pneumoperitonitis
pyopneumoperitonitis
photoanamorphosis
Starts with S
7 words
stomatitis
synostosis
spirochetosis
symptosis
spermatocystitis
streptothricosis
sarcostosis
Starts with T
9 words
thyrotoxicosis
torticollis
toxicosis
thanatopsis
treponematosis
trichophytosis
toxicodermatitis
toxicodermatosis
trypanosomatosis
Starts with U
1 words
ureterocystanastomosis
Starts with V
1 words
visceroptosis
Starts with X
1 words
xanthomatosis

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