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Words That Start With HY

272 words Words by letter Checked 9 Oct 2026

Here are 272 words that start with hy, from everyday words to rare ones that are still valid in word games. Common words come first with a short meaning, then the words are grouped by length, which helps with Wordle and crossword clues.

Words starting with hy
272
Most used
hybrid
Shortest
hyp
5 letter words
13

Common words that start with hy

#WordMeaningLetters
1hybrida word that is composed of parts from different languages (e.g., `monolingual' has a Greek prefix and a Latin...6
2hypeblatant or sensational promotion4
3hydrogena nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas8
4hypothesisa proposal intended to explain certain facts or observations10
5hygienea condition promoting sanitary practices7
6hydraulicmoved or operated or effected by liquid (water or oil)9
7hypocrisyan expression of agreement that is not supported by real conviction9
8hymnsing a hymn4
9hypotheticalbased primarily on surmise rather than adequate evidence12
10hypedpublicize in an exaggerated and often misleading manner5
11hystericalcharacterized by or arising from psychoneurotic hysteria; - Morris Fishbein10
12hypertensiona common disorder in which blood pressure remains abnormally high (a reading of 140/90 mm Hg or greater)12
13hypocritea person who professes beliefs and opinions that he or she does not hold in order to conceal his or her real...9
14hysteriastate of violent mental agitation8
15hybridsa word that is composed of parts from different languages (e.g., `monolingual' has a Greek prefix and a Latin...7
16hymnssing a hymn5
17hydra(Greek mythology) monster with nine heads; when struck off each head was replaced by two new ones5
18hypocriticalprofessing feelings or virtues one does not have12
19hydratedsupply water or liquid to in order to maintain a healthy balance8
20hypnosisa state that resembles sleep but that is induced by suggestion8
21hypothesesa proposal intended to explain certain facts or observations10
22hydrationthe process of combining with water; usually reversible9
23hyperbolicenlarged beyond truth or reasonableness10
24hypocritesa person who professes beliefs and opinions that he or she does not hold in order to conceal his or her real...10
25hypnoticof or relating to hypnosis8
26hydroelectricof or relating to or used in the production of electricity by waterpower13
27hydrocarbonsan organic compound containing only carbon and hydrogen12
28hydratesupply water or liquid to in order to maintain a healthy balance7
29hydrocarbonan organic compound containing only carbon and hydrogen11
30hypothesizedto believe especially on uncertain or tentative grounds12
31hypothermiasubnormal body temperature11
32hystericallyin a hysterical manner12
33hyperboleextravagant exaggeration9
34hypotheticallyby hypothesis14
35hygienictending to promote or preserve health8
36hydroxidea compound of an oxide with water9
37hydrophobiclacking affinity for water11
38hydraulicsstudy of the mechanics of fluids10
39hydrolysisa chemical reaction in which water reacts with a compound to produce other compounds10
40hyperactivitya condition characterized by excessive restlessness and movement13
41hydrologythe branch of geology that studies water on the earth and in the atmosphere: its distribution and uses and...9
42hypoxiaoxygen deficiency causing a very strong drive to correct the deficiency7
43hybridization(genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids13
44hyenasdoglike nocturnal mammal of Africa and southern Asia that feeds chiefly on carrion6
45hyenadoglike nocturnal mammal of Africa and southern Asia that feeds chiefly on carrion5
46hypnotizedinduce hypnosis in10
47hypingpublicize in an exaggerated and often misleading manner6
48hydratingsupply water or liquid to in order to maintain a healthy balance9
49hypersensitivitypathological sensitivity16
50hyperactivemore active than normal11

3 letter words that start with hy

  • hyp

4 letter words that start with hy

  • hype
  • hymn
  • hypo
  • hyla

5 letter words that start with hy

  • hyper
  • hydro
  • hyped
  • hymns
  • hydra
  • hyena
  • hymen
  • hyoid
  • hypes
  • hylas
  • hyrax
  • hypos
  • hyson

6 letter words that start with hy

  • hybrid
  • hyenas
  • hyping
  • hyphen
  • hyphae
  • hymnal
  • hyssop
  • hyphal
  • hybris
  • hyaena
  • hydras

7 letter words that start with hy

  • hygiene
  • hybrids
  • hydrate
  • hypoxia
  • hydroxy
  • hydrant
  • hydride
  • hypoxic
  • hyaline
  • hyphens
  • hymnals
  • hydroid
  • hydrous
  • hymnody

8 letter words that start with hy

  • hydrogen
  • hysteria
  • hydrated
  • hypnosis
  • hypnotic
  • hygienic
  • hyacinth
  • hydroxyl
  • hydrates
  • hydrants
  • hydrogel
  • hysteric
  • hydrides
  • hydroids
  • hydronic
  • hymenium
  • hymnbook

9 letter words that start with hy

  • hydraulic
  • hypocrisy
  • hypocrite
  • hydration
  • hyperbole
  • hydroxide
  • hydrology
  • hydrating
  • hysterics
  • hygienist
  • hypertext
  • hypnotize
  • hypnotist
  • hypnotism
  • hydrangea
  • hydrazine
  • hydrogels
  • hydrofoil
  • hyperbola
  • hypercube
  • hyacinths
  • hydrolase
  • hybridity
  • hyphenate
  • hybridize
  • hydrolyze
  • hydrogens
  • hyperfine
  • hypotonia
  • hypnotics
  • hypomania
  • hypomanic
  • hypoxemia
  • hypotonic
  • hybridoma
  • hyperopia
  • hypocotyl

10 letter words that start with hy

  • hypothesis
  • hysterical
  • hypotheses
  • hyperbolic
  • hypocrites
  • hydraulics
  • hydrolysis
  • hydropower
  • hypnotized
  • hyperspace
  • hypersonic
  • hypodermic
  • hydrologic
  • hydroponic
  • hyperbaric
  • hyphenated
  • hydrolyzed
  • hysteresis
  • hygienists
  • hybridized
  • hydrangeas
  • hypotenuse
  • hypoplasia
  • hydrophone
  • hydroplane
  • hypermedia
  • hyperplane
  • hypertonic
  • hypostasis
  • hydrometer
  • hygrometer
  • hydrolytic
  • hydroxides
  • hydrolyzes
  • hypnagogic
  • hypnotists
  • hydrolases
  • hypnotizes
  • hydrofoils
  • hypostatic
  • hybridizes
  • hypergolic

11 letter words that start with hy

  • hydrocarbon
  • hypothermia
  • hydrophobic
  • hyperactive
  • hypertrophy
  • hydrostatic
  • hypotension
  • hydrophilic
  • hypothesize
  • hyperplasia
  • hydroponics
  • hymenoptera
  • hydroxylase
  • hypnotizing
  • hypermarket
  • hypotensive
  • hydrography
  • hygroscopic
  • hypothermic
  • hypocrisies
  • hydrologist
  • hypothyroid
  • hyphenation
  • hydrophones
  • hybridizing
  • hydrogenase
  • hypokalemia
  • hypoplastic
  • hydrosphere
  • hydroxyzine
  • hydrophobia
  • hypersexual
  • hydroxyurea
  • hypospadias
  • hydrolyzing
  • hyperplanes
  • hypoglossal
  • hydropathic
  • hydrolysate
  • hyperboloid

12 letter words that start with hy

  • hypothetical
  • hypertension
  • hypocritical
  • hydrocarbons
  • hypothesized
  • hysterically
  • hysterectomy
  • hydrothermal
  • hypoglycemia
  • hypothalamus
  • hydrographic
  • hydrological
  • hydrogenated
  • hypertensive
  • hydrodynamic
  • hypnotherapy
  • hydrotherapy
  • hyperthermia
  • hypothalamic
  • hypertrophic
  • hypoglycemic
  • hypochlorite
  • hypermarkets
  • hydroquinone
  • hypochondria
  • hypothesizes
  • hypnotically
  • hydrologists
  • hydrographer
  • hydroplaning
  • hyperkinetic
  • hypersurface
  • hygienically
  • hydroxylated
  • hyperplastic
  • hydrocolloid
  • hypocalcemia

Filter all 272 words that start with hy

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    Questions people ask

    How many words start with hy?

    This list has 272 words starting with hy, all from a standard word-game dictionary and all seen in real English text.

    What are common words that start with hy?

    hybrid, hype, hydrogen, hypothesis, hygiene, hydraulic, hyper, hypocrisy.

    What 5 letter words start with hy?

    hyper, hydro, hyped, hymns, hydra, hyena, hymen, hyoid, hypes, hylas.

    Source: the ENABLE word list (a public-domain dictionary used for word games), ranked by how often each word appears in English text (the open wordfreq project), with short meanings from Princeton WordNet. Offensive words are left out.

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