Countable Nouns That End in IS
Explore 1,364 verified English countable nouns ending with the suffix -IS, including Analysis, Basis, Crisis, Emphasis, Diagnosis, Louis and Thesis. Useful for ESL grammar practice, determiner usage, and plural spelling and rhyming patterns, 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 A24 words
analysis
axis
arthritis
antithesis
avis
adonis
appendicitis
acropolis
apotheosis
acidosis
amaryllis
amniocentesis
amyloidosis
anastomosis
anamnesis
apheresis
autolysis
arabidopsis
alkalosis
amanuensis
atelectasis
aphis
apsis
anglais
Starts with B24 words
basis
bourgeois
biosynthesis
bris
beaujolais
bursitis
balanitis
biocatalysis
berberis
brevis
bellis
bombogenesis
bronchiectasis
bavarois
blastomycosis
bacteriolysis
blepharoconjunctivitis
bacteriosis
barachois
biocenosis
braaivleis
bitis
brandis
bubalis
Starts with C24 words
crisis
chris
cannabis
chassis
catharsis
clitoris
colitis
chamois
capris
chrysalis
cirrhosis
cystitis
conjunctivitis
clovis
chablis
cyanosis
catalysis
coulis
carcinogenesis
cassis
clematis
chinois
catechesis
cytokinesis
Starts with D24 words
diagnosis
denis
dialysis
dis
doris
dermatitis
dais
dermis
digitalis
deixis
diuresis
diathesis
deemphasis
diegesis
dermatosis
diaeresis
dauphinois
diastasis
diaphysis
diesis
diapedesis
derris
dermatophytosis
diarthrosis
Starts with E24 words
emphasis
elvis
ellipsis
epidermis
encephalitis
esophagitis
exegesis
epiglottis
electrophoresis
endocytosis
ephemeris
epididymis
epiglottitis
emesis
encephalomyelitis
exocytosis
epistaxis
epistasis
ecchymosis
ethnogenesis
ekphrasis
endodermis
exosmosis
epiphysis
Starts with F18 words
ferris
farris
finis
fortis
felis
follis
feis
fascis
febris
finalis
frontolysis
fontinalis
fasciolopsis
fetialis
fimbristylis
flagellosis
fasciodesis
fibropericarditis
Starts with G22 words
genesis
gastroenteritis
glottis
gametogenesis
glacis
glomerulonephritis
gris
gliosis
gracilis
gravis
glossitis
gomphosis
grisgris
granulosis
gummosis
gliomatosis
gastroanastomosis
gastroduodenitis
gastroenterocolitis
gastroenteroanastomosis
gastrocoloptosis
gerontomorphosis
Starts with H24 words
hypothesis
hepatitis
hypnosis
haggis
hydrolysis
hysteresis
hemodialysis
hemochromatosis
hypophysis
hypostasis
hemiparesis
hypodermis
hemerocallis
hydronephrosis
hemipenis
hyperkeratosis
hyperlordosis
hamamelis
hyperostosis
hypervitaminosis
helminthiasis
hallucinosis
heterotaxis
hachis
Starts with I21 words
iris
ibis
ignis
iconostasis
ichthyosis
iontophoresis
immunoelectrophoresis
irbis
iberis
immunodiagnosis
ionophoresis
interkinesis
ichthyornis
ideopolis
illadopsis
ixodiasis
immunophoresis
ipomopsis
intertransversalis
isoplexis
iridochoroiditis
Starts with K20 words
khakis
ketoacidosis
kurtosis
kyphosis
kinesis
kris
keratitis
keratosis
kermis
keratoconjunctivitis
katabasis
kalis
kalpis
karyokinesis
keratomileusis
kribensis
karyolysis
kalimeris
kenogenesis
kyllosis
Starts with L24 words
louis
lewis
levis
lapis
lysis
lis
loris
lipolysis
lordosis
lycoris
leishmaniasis
lyonnais
lachesis
liatris
lenis
leukocytosis
lithiasis
lychnis
lymphadenitis
lipomatosis
lymphocytosis
leucosis
leukosis
lymphogranulomatosis
Starts with M24 words
metropolis
metamorphosis
morris
marquis
metastasis
mantis
meiosis
misdiagnosis
mitosis
mavis
metis
mutagenesis
maquis
majlis
megalopolis
mastoiditis
metathesis
metempsychosis
myelitis
mydriasis
myotis
meningoencephalitis
miosis
mycosis
Starts with N24 words
nemesis
neurosis
necrosis
necropolis
narcosis
neuritis
nis
nephrosis
naris
noncrisis
neurolysis
neurohypophysis
nereis
nearthrosis
narcoanalysis
nephroptosis
nephthytis
nephrolepis
notornis
nonmetamorphosis
natis
narcocatharsis
nebris
nomocharis
Starts with O24 words
oasis
osmosis
overemphasis
overdiagnosis
overanalysis
osteonecrosis
osteomyelitis
organogenesis
orris
orbicularis
oxalis
orchis
osteoarthrosis
osteopetrosis
orthosis
orogenesis
onomatopoiesis
ozonolysis
occipitofrontalis
ornis
ovotestis
onychocryptosis
orexis
osteoclasis
Starts with P24 words
paris
penis
paralysis
prognosis
psychosis
pelvis
psychoanalysis
parenthesis
psoriasis
prosthesis
patois
praxis
prophylaxis
pubis
precis
pathogenesis
proboscis
pharyngitis
pyrolysis
prostatitis
polis
palais
portcullis
phagocytosis
Starts with Q
2 words quebecois
quisqualis
Starts with R18 words
reanalysis
resynthesis
rachis
restenosis
reemphasis
radiolysis
resinosis
rhexis
rheotaxis
rhipsalis
rudis
rhinopharyngitis
rhodohypoxis
rachischisis
raphis
rhaphiolepis
rhipsalidopsis
radioanaphylaxis
Starts with S24 words
synthesis
sis
synopsis
sclerosis
stasis
sinusitis
symbiosis
scoliosis
stenosis
symphysis
stomatitis
synapsis
spondylosis
spondylolisthesis
stephanotis
seychellois
syllepsis
synchondrosis
synovitis
subcutis
syndesmosis
synarthrosis
spondylolysis
semiosis
Starts with T24 words
thesis
travis
tetris
trellis
tendinitis
thrombosis
takis
testis
trois
thrombolysis
trypanosomiasis
thyroiditis
tendinosis
thyrotoxicosis
travois
tuchis
torticollis
thoracentesis
thrombophlebitis
temporalis
toxicosis
tenosynovitis
tibialis
tracheobronchitis
Starts with U12 words
urinalysis
urethritis
underdiagnosis
urolithiasis
underemphasis
unguis
uvulitis
ulosis
urosis
ureterostegnosis
ureteropyelonephritis
ureterocystanastomosis
Starts with V14 words
vasculitis
vaginosis
vermis
vaudois
vitis
valvulitis
vulvovaginitis
vectis
vibriosis
vichyssois
vallis
virosis
varicosis
visceroptosis
Starts with W4 words
whosis
whoosis
whatsis
werris
Starts with X7 words
xanthomatosis
xenodiagnosis
xyris
xenogenesis
xenomorphosis
xanthoxalis
xiphihumeralis
Starts with Z10 words
zoonosis
zygapophysis
zygosis
zymosis
zymolysis
zygolabialis
zaphrentis
zoosis
zygomaticoauricularis
zygopteris