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There are 9 twelve-letter words containing I, 3O, P, 2R and S

CORPORATIONScorporations n. Plural of corporation.
CORPORATION n. a body corporate legally authorized to act as a single individual.
MICROSPOROUSmicrosporous adj. Relating to microspores.
MICROSPOROUS adj. of or like a microspore, also MICROSPORIC.
ORTHOTROPIESORTHOTROPY n. the state of being orthotropic, growing along a vertical axis.
ORTHOTROPISMorthotropism n. The property of being orthotropic or orthotropous.
ORTHOTROPISM n. vertical growth.
PRODITORIOUSproditorious adj. (Obsolete) Treacherous, traitorous.
PRODITORIOUS adj. traitorous; prone to give away secrets.
PROMONTORIESpromontories n. Plural of promontory.
PROMONTORY n. a high point of land or rock projecting into a body of water.
PROROGATIONSprorogations n. Plural of prorogation.
PROROGATION n. the act of prorogating, postponing a meeting.
PROTOHISTORYprotohistory n. The period between prehistory and history, during which a culture or civilization has not yet developed…
PROTOHISTORY n. the study of human beings in the times that immediately antedate recorded history.
SOPORIFEROUSsoporiferous adj. (Archaic) soporific, sleep-inducing.
SOPORIFEROUS adj. causing or tending to cause sleep.

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 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 41 words
  • Scrabble in French: 16 words
  • Scrabble in Spanish: 29 words
  • Scrabble in Italian: 49 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 80 words


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