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10-Letter Words Starting with HY

For puzzles requiring HY prefixes, here are all 10-letter word options. Popular examples include HYALOPLASM, HYBRIDISMS, HYBRIDIZED, plus HYBRIDIZER, HYBRIDIZES, HYBRIDOMAS and many more. Click any word for its full definition and usage.

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119 words

Word	Length	Syllables
hyaloplasm	10	3
hybridisms	10	3
hybridized	10	4
hybridizer	10	4
hybridizes	10	4
hybridomas	10	4
hydathodes	10	4
hydrangeas	10	3
hydrations	10	3
hydraulics	10	3
hydrazides	10	4
hydrazines	10	4
hydroceles	10	4
hydrocrack	10	3
hydrofoils	10	3
hydrolases	10	4
hydrologic	10	4
hydrolyses	10	4
hydrolysis	10	4
hydrolytic	10	4
hydrolyzed	10	4
hydrolyzes	10	4
hydromancy	10	4
hydrometer	10	4
hydroniums	10	3
hydropathy	10	4
hydrophane	10	3
hydrophone	10	3
hydrophyte	10	3
hydroplane	10	3
hydroponic	10	4
hydropower	10	4
hydropsies	10	3
hydroseres	10	4
hydrosolic	10	4
hydrospace	10	3
hydroxides	10	4
hydroxylic	10	4
hydrozoans	10	3
hygienists	10	3
hygrograph	10	3
hygrometer	10	4
hygrophyte	10	3
hylozoisms	10	3
hylozoists	10	3
hymeneally	10	4
hypabyssal	10	4
hypaethral	10	3
hypallages	10	4
hypanthium	10	3
hyperacute	10	4
hyperalert	10	4
hyperaware	10	4
hyperbaric	10	4
hyperbolae	10	3
hyperbolas	10	4
hyperboles	10	4
hyperbolic	10	4
hypercubes	10	4
hyperemias	10	4
hypergolic	10	4
hypermania	10	4
hypermanic	10	4
hypermedia	10	4
hypermeter	10	4
hyperopias	10	4
hyperplane	10	3
hyperploid	10	3
hyperpneas	10	3
hyperpneic	10	3
hypersonic	10	4
hyperspace	10	3
hypertense	10	3
hypertexts	10	3
hypertonia	10	4
hypertonic	10	4
hyphenated	10	4
hyphenates	10	4
hyphenless	10	3
hypnagogic	10	4
hypnogogic	10	4
hypnotisms	10	3
hypnotists	10	3
hypnotized	10	4
hypnotizes	10	4
hypoblasts	10	3
hypocausts	10	3
hypocenter	10	4
hypocorism	10	4
hypocotyls	10	4
hypocrites	10	4
hypodermal	10	4
hypodermic	10	4
hypodermis	10	4
hypogynies	10	4
hypogynous	10	4
hypolimnia	10	4
hypomanias	10	4
hypomorphs	10	3
hypophyses	10	4
hypophysis	10	4
hypoplasia	10	4
hypoploids	10	3
hypostases	10	4
hypostasis	10	4
hypostatic	10	4
hypostomes	10	4
hypostyles	10	4
hypotactic	10	4
hypotenuse	10	4
hypotheses	10	4
hypothesis	10	4
hypotonias	10	4
hypoxemias	10	4
hypsometer	10	4
hystereses	10	4
hysteresis	10	4
hysteretic	10	4
hysterical	10	4

FAQs

Are HY-starting words common?
HY is a frequent start; probing vowel swaps after HY quickly narrows options.

Is this list good for crosswords?
Yes—filter by length mentally and scan definitions when available.