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List of 12-letter words containing

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There are 19 twelve-letter words containing E, 2H, I, O, R and Y

ETHNOHISTORYethnohistory n. The history of an indigenous people.
ETHNOHISTORY n. a study of the development of cultures.
HELIOTHERAPYheliotherapy n. Any medical therapy by exposure to light.
HELIOTHERAPY n. medical treatment by exposure to the sun's rays.
HIEROGLYPHEDhieroglyphed adj. Inscribed with hieroglyphs.
HIEROGLYPH v. to represent by hieroglyphs.
HIEROGLYPHIChieroglyphic n. (Chiefly in the plural) A writing system of ancient Egypt, Minoans, Maya and other civilizations, using…
hieroglyphic n. Any symbol used in this system; a hieroglyph.
hieroglyphic n. (By extension) Undecipherable handwriting or secret symbol.
HOMOIOTHERMYhomoiothermy n. (Biology) Alternative form of homeothermy.
HOMOIOTHERMY n. the maintenance of a constant body temperature, also HOMEOTHERMISM, HOMEOTHERMY, HOMOTHERMY.
HYDROCEPHALIhydrocephali n. Plural of hydrocephalus.
HYDROCEPHALUS n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALY.
HYDROPATHIEShydropathies n. Plural of hydropathy.
HYDROPATHY n. the study of treating diseases with water.
HYDROPHILIESHYDROPHILY n. an affinity for water.
HYDROPHILITEhydrophilite n. (Mineralogy) A soft white mineral formed from anhydrous calcium chloride.
HYDROPHILITE n. native calcium chloride.
HYDROSPHERIChydrospheric adj. Relating to the hydrosphere.
HYDROSPHERIC adj. relating to the hydrosphere.
HYETOGRAPHIChyetographic adj. Of or pertaining to hyetography.
HYETOGRAPHIC adj. relating to the measurement of rainfall, also HYETOGRAPHICAL.
HYGROCHASIESHYGROCHASY n. dehiscence on moistening.
HYPERTHYROIDhyperthyroid adj. Of or pertaining to hyperthyroidism.
HYPERTHYROID n. one affected with hyperthyroidism.
HYPERTROPHIChypertrophic adj. Of, pertaining to, or exhibiting hypertrophy.
HYPERTROPHIC adj. grown to an abnormal size, also HYPERTROPHICAL.
HYPOCHLORITEhypochlorite n. (Chemistry) any salt of hypochlorous acid; used as a household bleach.
HYPOCHLORITE n. a salt of hypochlorous acid.
HYPOTHERMIAShypothermias n. Plural of hypothermia.
HYPOTHERMIA n. subnormal temperature of the body.
HYPOTHESISERhypothesiser n. Alternative form of hypothesizer.
HYPOTHESISER n. one who hypothesises, also HYPOTHESIZER.
HYPOTHESIZERhypothesizer n. A person who hypothesizes.
hypothesizer n. (Computing) Any of several systems that attempt to make educated guesses from incomplete information.
HYPOTHESIZER n. one who hypothesizes, also HYPOTHESISER.
RHYTHMOPOEIArhythmopoeia n. The art of composing rhythmically.
rhythmopœia n. Obsolete typography of rhythmopoeia.
RHYTHMOPOEIA n. the art of composing rhythmically.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 91 words
  • Scrabble in French: 18 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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