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List of 12-letter words containing

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There are 17 twelve-letter words containing R, S, T, X and Y

ASPHYXIATORSasphyxiators n. Plural of asphyxiator.
ASPHYXIATOR n. one of who asphyxiates.
AXISYMMETRICaxisymmetric adj. Exhibiting symmetry around an axis; exhibiting cylindrical symmetry.
axi-symmetric adj. Alternative form of axisymmetric.
AXISYMMETRIC adj. symmetrical in respect to an axis, also AXISYMMETRICAL.
CARBOXYLATEScarboxylates n. Plural of carboxylate.
CARBOXYLATE v. to introduce carboxyl or carbon dioxide into (a compound) with formation of a carboxylic acid.
EXCRESCENTLYexcrescently adv. In an excrescent manner.
EXCRESCENT adv. growing out in an abnormal or morbid manner or as a superfluity.
EXPOSITORILYexpositorily adv. In an expository fashion.
EXPOSITORY adv. pertaining to, or containing, exposition.
EXPRESSIVITYexpressivity n. (Uncountable) The quality of being expressive.
expressivity n. (Genetics) The degree to which a gene affects or can affect an organism.
EXPRESSIVITY n. the relative capacity of a gene to affect the phenotype of the organism of which it is a part.
EXTRANEOUSLYextraneously adv. In an extraneous manner.
EXTRANEOUS adv. not forming an essential or vital part.
EXTRASENSORYextrasensory adj. Of or relating to extrasensory perception.
extra-sensory adj. Alternative form of extrasensory.
EXTRASENSORY adj. residing beyond or outside the ordinary senses.
EXTRASYSTOLEextrasystole n. (Medicine) A premature contraction of the heart, producing an interruption or irregularity in heartbeat…
EXTRASYSTOLE n. a premature beat of one of the chambers of the heart that leads to momentary arrhythmia.
HEXAHYDRATEShexahydrates n. Plural of hexahydrate.
HEXAHYDRATE n. a chemical compound with six molecules of water.
HYDROXYLATEShydroxylates v. Third-person singular simple present indicative form of hydroxylate.
HYDROXYLATE v. to introduce hydroxyl into.
HYPEREXTENDShyperextends v. Third-person singular simple present indicative form of hyperextend.
HYPEREXTEND v. to extend so that the angle between bones of a joint is greater than normal.
MORPHOSYNTAXmorphosyntax n. (Linguistics) Morphology and syntax regarded as an interlinked unit.
morpho-syntax n. (Linguistics) The system of the internal structure of words (morphology) and the way in which words…
morpho-syntax n. (Linguistics, formal) Grammar.
REOXYGENATESreoxygenates v. Third-person singular simple present indicative form of reoxygenate.
REOXYGENATE v. to oxygenate again.
SEROTAXONOMYSEROTAXONOMY n. serological analysis as a source of information for taxonomic classification.
SEXCENTENARYsexcentenary adj. Of or pertaining to the number six hundred, or to a six-hundred-year period.
sexcentenary n. A six-hundredth anniversary.
SEXCENTENARY n. an anniversary recurring every six hundred years.
XEROPHYTISMSXEROPHYTISM n. being a xerophyte.

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: 96 words
  • Scrabble in French: 19 words
  • Scrabble in Spanish: 3 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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