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There are 18 twelve-letter words containing E, H, 2O, U and Y

AUTOHYPNOSESautohypnoses n. Plural of autohypnosis.
AUTOHYPNOSIS n. self-induced and usually automatic hypnosis.
CRYOPHORUSEScryophoruses n. Plural of cryophorus.
CRYOPHORUS n. an instrument for showing the decrease in the temperature of water by its evaporation.
ENDOPHYLLOUSendophyllous adj. (Botany) Wrapped in a leaf or sheath.
ENDOPHYLLOUS adj. being or formed within a sheathing leaf; living inside a leaf.
EUPHONIOUSLYeuphoniously adv. In a euphonious manner.
EUPHONIOUS adv. agreeable in sound, also EUPHONIC, EUPHONICAL.
HECTOCOTYLUShectocotylus n. (Zoology) A modified arm of any of several male cephalopods that functions as a reproductive organ by…
HECTOCOTYLUS n. a tentacle in certain male cephalopod molluscs, such as the octopus, that is specialized for transferring spermatozoa to the female.
HETEROGYNOUSheterogynous adj. (Zoology) Having females very unlike the males in form and structure.
heterogynous adj. (Zoology) Having females of two different kinds, one sexual and the other abortive or neuter, as ants or bees.
HETEROGYNOUS adj. of ants, bees, etc., having two types of female, one fertile and the other infertile.
HETERONYMOUSheteronymous adj. Of, or relating to a heteronym.
heteronymous adj. Being different words, but having a common relationship, as in the case of brother and sister, which denote siblings.
heteronymous adj. (Ophthalmology) Heteronymous hemianopsia (blindness in the left side of one eye and the right side of the other eye).
HETEROZYGOUSheterozygous adj. Of an organism which has two different alleles of a given gene.
HETEROZYGOUS adj. having the two alleles at corresponding loci on homologous chromosomes different for one or more loci.
HOMOSEXUALLYhomosexually adv. In a homosexual way.
HOMOSEXUAL adv. attracted to the same sex.
HORRENDOUSLYhorrendously adv. In a horrendous manner.
HORRENDOUS adv. fearful; frightful.
HYDROQUINONEhydroquinone n. (Organic chemistry) The diphenol para-dihydroxy benzene, used as a mild reducing agent in photographic…
HYDROQUINONE n. another name for quinol.
HYPERCOLOURSHYPERCOLOUR n. a dye that causes a fabric to change colour with a change of temperature.
MESOPHYLLOUSmesophyllous adj. (Botany) Of moist habitats and having mostly large and soft leaves.
mesophyllous adj. (Botany) Relating to the mesophyllum.
MESOPHYLLOUS adj. of or like a mesophyll, also MESOPHYLLIC.
OXYCEPHALOUSOXYCEPHALOUS adj. having a conical skull, also OXYCEPHALIC.
POLYCHAETOUSpolychaetous adj. Relating to polychaetes.
POLYCHAETOUS adj. of or like a polychaete, a type of aquatic worm, also POLYCHETOUS.
PYROPHORUSESPYROPHORUS n. any substance capable of igniting spontaneously on exposure to air.
RHEUMATOLOGYrheumatology n. (Medicine) The branch of medicine specializing in arthritis and other ailments of the joints.
RHEUMATOLOGY n. the study of rheumatism.
URETHROSCOPYurethroscopy n. (Medicine) Examination of the interior of the urethra.
URETHROSCOPY n. medical examination of the urethra.

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: 107 words
  • Scrabble in French: 27 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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