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There are 18 twelve-letter words containing RATIONAL

ABERRATIONALaberrational adj. Characterized by aberration.
ABERRATIONAL adj. given to aberration, aberrant.
ANTIRATIONALantirational adj. Lacking or (especially) opposed to reason and rational thought.
ANTIRATIONAL adj. opposed to the rational.
ASPIRATIONALaspirational adj. Being ambitious.
aspirational adj. Desiring success.
aspirational adj. (Law) Expressing a hope or intention but not creating a legally binding obligation.
EMIGRATIONALemigrational adj. Relating to emigration.
EMIGRATIONAL adj. relating to emigration.
GENERATIONALgenerational adj. Of, pertaining to, or changing over generations.
GENERATIONAL adj. relating to generation.
IRRATIONALLYirrationally adv. In an irrational manner; without reason; in a manner contrary to reason.
IRRATIONAL adv. not rational.
MATURATIONALmaturational adj. (Biology) Of, pertaining to, or promoting maturation.
MATURATIONAL adj. relating to maturation.
PERORATIONALperorational adj. Relating to peroration.
PERORATIONAL adj. of or like a peroration.
RATIONALISEDrationalised v. Simple past tense and past participle of rationalise.
rationalised adj. Given a rational explanation.
rationalised adj. Reorganised, made more efficient.
RATIONALISERrationaliser n. Alternative form of rationalizer.
RATIONALISER n. one who rationalises, also RATIONALIZER.
RATIONALISESrationalises v. Third-person singular simple present indicative form of rationalise.
RATIONALISE v. to make rational, also RATIONALIZE.
RATIONALISMSrationalisms n. Plural of rationalism.
RATIONALISM n. reliance on reason as the basis for establishment of religious truth.
RATIONALISTSrationalists n. Plural of rationalist.
RATIONALIST n. an adherent of rationalism.
RATIONALIZEDrationalized v. Simple past tense and past participle of rationalize.
RATIONALIZE v. to bring into accord with reason, also RATIONALISE.
RATIONALIZERrationalizer n. One who rationalizes.
RATIONALIZER n. one who rationalizes, also RATIONALISER.
RATIONALIZESrationalizes v. Third-person singular simple present indicative form of rationalize.
RATIONALIZE v. to bring into accord with reason, also RATIONALISE.
RATIONALNESSrationalness n. (Archaic) The quality or state of being rational.
RATIONALNESS n. the state of being rational.
VENERATIONALvenerational adj. Relating to veneration.
VENERATIONAL adj. relating to veneration.

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: 10 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 20 words


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