17 Letter Countable Nouns Starting with H

Explore 50 verified English 17 letter countable nouns that start with H, including Hydroxytryptamine, Hyperpolarization, Hydrofluorocarbon, Hemoconcentration, Hyperconservative, Hyperintelligence and Hyperexcitability. 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 HA
1 words
hamamelidanthemum
Starts with HE13 words
hemoconcentration
hemithyroidectomy
hematopericardium
hematodynamometer
hexosephosphatase
heteroinoculation
hectocotylization
hematocytotripsis
hemimetamorphosis
hexakisoctahedron
hepatoperitonitis
helminthosporiose
hemiparanesthesia
Starts with HI
1 words
hieroglyphologist
Starts with HO
1 words
horizontalization
Starts with HY24 words
hydroxytryptamine
hyperpolarization
hydrofluorocarbon
hyperconservative
hyperintelligence
hyperexcitability
hyposensitization
hyperintellectual
hyperchlorination
hyperirritability
hyperimmunization
hydropneumothorax
hypermetamorphism
hysteromyomectomy
hydroxyazobenzene
hypercivilization
hydrotechnologist
hypodermatoclysis
hypopharyngoscope
hydrofluosilicate
hydrencephalocele
hymenopterologist
hypopharyngoscopy
hysterolaparotomy

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