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There are 13 twelve-letter words containing C, 2E, 2H, M, O and R

ARCHIPHONEMEarchiphoneme n. (Phonology) A unit representing two or more underlying phonemes, where the distinction between them…
ARCHIPHONEME n. an abstract linguistic unit representing two or more phonemes when the distinction between these has been neutralized, conventionally shown by a capital letter within slashes.
CHEMOSPHERESchemospheres n. Plural of chemosphere.
CHEMOSPHERE n. the thermosphere, the outermost layer of the atmosphere.
CHEMOSPHERICCHEMOSPHERIC adj. relating to the chemosphere, the outermost layer of the atmosphere.
CHEMOTHERAPYchemotherapy n. (Medicine) Any chemical treatment intended to be therapeutic with respect to a disease state.
chemotherapy n. (Oncology, most common usage) chemical treatment to kill or halt the replication and/or spread of cancerous…
CHEMOTHERAPY n. therapy involving the use of chemicals.
CHROMOSPHEREchromosphere n. (Astronomy) The faint pink extension of a star’s atmospheric envelope between the corona and the photosphere.
CHROMOSPHERE n. the region of the atmosphere of a star between the star's photosphere and its corona.
HAEMACHROMESHAEMACHROME n. a blood pigment, such as haemoglobin, that carries oxygen, also HEMACHROME.
HAEMOCHROMESHAEMOCHROME n. a blood pigment, such as haemoglobin, that carries oxygen, also HEMOCHROME.
HELIOCHROMESheliochromes n. Plural of heliochrome.
HELIOCHROME n. (tradename) a photograph in natural colours.
HEMICHORDATEhemichordate n. (Biology) Any of many marine worms, of the phylum Hemichordata, that have a primitive notochord.
hemichordate adj. Of, pertaining to, or characteristic of these animals.
HEMICHORDATE n. a kind of marine worm.
HOMEOTHERMIChomeothermic adj. (Zoology) Capable of maintaining a relatively constant body temperature independent of the surrounding environment.
HOMEOTHERMIC adj. keeping the same temperature, warm-blooded, also HOMOIOTHERMIC.
HOMESCHOOLERhomeschooler n. One who homeschools a student (typically the parent).
homeschooler n. A student who is homeschooled, a homeschooled student.
home-schooler n. Alternative form of homeschooler.
HOMESCREETCHHOMESCREETCH n. the mistle thrush.
NYCHTHEMERONnychthemeron n. A period of one day and one night, a date: in the West, this is a period of 24 consecutive hours.
NYCHTHEMERON n. (Greek) a full period of a day and night.

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: 38 words
  • Scrabble in French: 6 words
  • Scrabble in Spanish: 12 words
  • Scrabble in Italian: 4 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 2 words


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