16 Letter Countable Nouns Ending in S

This list gathers 105 English 16 letter countable nouns that end with S, such as Disagreeableness, Australopithecus, Organophosphorus, Thrombophlebitis, Preposterousness, Housefurnishings and Chemoprophylaxis. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review singular and plural count rules.

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Starts with A
13 words
australopithecus
abdominocentesis
anticyclogenesis
actinobacillosis
anthropopithecus
adenopharyngitis
arthrochondritis
autoelectrolysis
amphidiarthrosis
anthraconecrosis
amygdalothripsis
antiparastatitis
arteriodiastasis
Starts with B
5 words
bronchiostenosis
blepharophimosis
broncholithiasis
blepharostenosis
blepharoadenitis
Starts with C
13 words
chemoprophylaxis
choriomeningitis
coracobrachialis
chondroepiphysis
chlamydoselachus
chrysalidocarpus
cerebropsychosis
chondroarthritis
cephalohumeralis
cleistothecopsis
chromodermatosis
cylindrarthrosis
choroidocyclitis
Starts with D
2 words
disagreeableness
dactylosymphysis
Starts with E
8 words
electrosynthesis
electrodiagnosis
epidermophytosis
endopericarditis
endoappendicitis
esophagostenosis
ephippiorhynchus
esthesioneurosis
Starts with G
4 words
gastroduodenitis
glossopharyngeus
gastrocoloptosis
gerontomorphosis
Starts with H
5 words
housefurnishings
hypervitaminosis
hydropneumatosis
helminthostachys
hydrocholecystis
Starts with I
4 words
ischiocavernosus
infelicitousness
ichthyophthirius
iridochoroiditis
Starts with L
3 words
lymphangiectasis
laryngoparalysis
lymphadenectasis
Starts with M
3 words
megasporogenesis
macrothelypteris
mesoappendicitis
Starts with N
2 words
nonmetamorphosis
nephrocoloptosis
Starts with O
4 words
organophosphorus
ophthalmomycosis
olecranarthritis
ophthalmorrhexis
Starts with P
19 words
preposterousness
phlebothrombosis
plateletpheresis
pseudomeningitis
pseudoperipteros
palatopharyngeus
postzygapophysis
periencephalitis
perisplanchnitis
perilymphangitis
proslambanomenos
perineosynthesis
pharyngemphraxis
pneumonocentesis
periophthalmitis
pharyngorhinitis
pyolabyrinthitis
plicatoperipatus
philophilosophos
Starts with R
2 words
rhinopharyngitis
radioanaphylaxis
Starts with S
10 words
spondylarthritis
spondylosyndesis
sarcosporidiosis
syphilopsychosis
salpingemphraxis
spermatocystitis
saccharobacillus
streptothricosis
staphylodialysis
styloauricularis
Starts with T
7 words
thrombophlebitis
trichostrongylus
thromboarteritis
toxicodermatitis
toxicodermatosis
teretiscapularis
trypanosomatosis
Starts with U
1 words
ureterostegnosis

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