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List of 15-letter words containing

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There are 12 fifteen-letter words containing H, T, V and Y

AUTHORITATIVELYauthoritatively adv. In an authoritative manner, being worthy of trust.
AUTHORITATIVE adv. having or proceeding from authority.
HYPERACTIVITIEShyperactivities n. Plural of hyperactivity.
HYPERACTIVITY n. the state of being excessively or pathologically active.
HYPERINVOLUTIONHYPERINVOLUTION n. extreme involution.
HYPERPRODUCTIVEhyperproductive adj. Exceptionally productive.
HYPERREACTIVITYhyperreactivity n. (Uncountable) The condition of being hyperreactive.
hyperreactivity n. (Countable) An allergic response to a very low dose of irritant.
HYPERREACTIVITY n. the state of being hyperreactive.
HYPERSALIVATIONhypersalivation n. (Medicine) An excessive flow of saliva.
HYPERSALIVATION n. excessive salivation.
HYPERVELOCITIEShypervelocities n. Plural of hypervelocity.
HYPERVELOCITY n. a high or relatively high velocity, as thousands of feet or meters per second.
HYPERVENTILATEDhyperventilated v. Simple past tense and past participle of hyperventilate.
HYPERVENTILATE v. to breathe rapidly and deeply.
HYPERVENTILATEShyperventilates v. Third-person singular simple present indicative form of hyperventilate.
HYPERVENTILATE v. to breathe rapidly and deeply.
HYPOVENTILATIONhypoventilation n. (Medicine) Respiratory depression, occurring when ventilation is inadequate to perform the necessary…
HYPOVENTILATION n. abnormally decreased speed and depth of breathing.
NONPSYCHOACTIVEnonpsychoactive adj. Not psychoactive.
PHOSPHORYLATIVEphosphorylative adj. Relating to phosphorylation.
PHOSPHORYLATIVE adj. of or like phosphorylate.

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: 180 words
  • Scrabble in French: 5 words
  • Scrabble in Spanish: 1 word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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