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List of 15-letter words containing

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There are 14 fifteen-letter words containing I, O, R, 3T and Y

ANTIRATIONALITYantirationality n. The quality of being antirational.
ANTIRATIONALITY n. being opposed to rationality.
AUTHORITATIVELYauthoritatively adv. In an authoritative manner, being worthy of trust.
AUTHORITATIVE adv. having or proceeding from authority.
AUTOTETRAPLOIDYautotetraploidy n. The property of being autotetraploid.
AUTOTETRAPLOIDY n. the state of being autotetraploid.
CONTRACTABILITYcontractability n. The ability for something to be contracted.
CONTRACTABILITY n. the quality of being contractable.
CONTRACTIBILITYcontractibility n. The quality or degree of being contractible.
CONTRACTIBILITY n. the state of being contractible.
CYTOPHOTOMETRICcytophotometric adj. Of or relating to cytophotometry, or measured using a cytophotometer.
CYTOPHOTOMETRIC adj. relating to cytophotometry.
ELECTROACTIVITYelectroactivity n. Quality or degree of being electroactive.
ELECTROACTIVITY n. the state of being electroactive.
ETHNOCENTRICITYethnocentricity n. The quality of being ethnocentric.
ETHNOCENTRICITY n. the state of being ethnocentric, also ETHNOCENTRISM.
LITHONTHRYPTICSlithonthryptics n. Plural of lithonthryptic.
LITHONTHRYPTIC n. a medicine for dissolving kidney stones, also LITHONTRIPTIC, LITHOTRIPTIC.
POSTSTIMULATORYpoststimulatory adj. After stimulation.
POSTSTIMULATORY adj. following stimulation.
SUBSTITUTIONARYsubstitutionary adj. Of or relating to substitution or replacement.
SUBSTITUTIONARY adj. relating to substitution.
THERMOSTABILITYthermostability n. (Uncountable) The condition of being thermostable.
thermostability n. (Countable) The extent to which something is thermostable.
THERMOSTABILITY n. the state of being thermostable.
THIRTYSOMETHINGthirtysomething n. A tricenarian: a person in their thirties, a person aged between 30 and 39 years (inclusive).
thirtysomething adj. Between 30 and 39 years of age.
thirtysomething adj. Between 30 and 39 in number.
UNTRUSTWORTHILYuntrustworthily adv. In an untrustworthy manner.
UNTRUSTWORTHY adv. not trustworthy.

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: 137 words
  • Scrabble in French: 4 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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