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There are 9 twelve-letter words containing I, N, O, P, 2R, T and Y

ARSENOPYRITEarsenopyrite n. (Mineralogy) A silvery-grey ore of arsenic, a mixed arsenide and sulfide of iron, FeAsS.
ARSENOPYRITE n. arsenical iron pyrites.
CONSPIRATORYconspiratory adj. Of, or relating to a conspiracy.
CONSPIRATORY adj. relating to conspiracy, also CONSPIRATORIAL.
ERYTHROPENIAerythropenia n. A decrease in the number of erythrocytes, associated with anemia.
ERYTHROPENIA n. diminution below the normal of the number of red cells in the blood.
INCORPOREITYincorporeity n. The state or characteristic of being incorporeal.
INCORPOREITY n. the state of being incorporeal.
PHRONTISTERYphrontistery n. A place for thinking.
phrontistery n. (Humorous) The toilet; the lavatory.
phrontistery n. An establishment devoted to education or study.
PROBATIONARYprobationary adj. Of, pertaining to, or subject to probation.
probationary n. An employee who is still in their probationary period.
PROBATIONARY n. one who is on probation.
PYRITOHEDRONpyritohedron n. (Mathematics) An irregular dodecahedron, the faces of which are identical but irregular pentagons.
pyritohedron n. (Mineralogy) The shape of one of the crystal habits of pyrite.
PYRITOHEDRON n. a pentagonal dodecahedron.
THYROTROPHINthyrotrophin n. Alternative form of thyrotropin.
THYROTROPHIN n. a hormone, produced in the anterior lobe of the pituitary gland, which stimulates the thyroid, also THYROTROPIN.
THYROTROPINSthyrotropins n. Plural of thyrotropin.
THYROTROPIN n. a hormone, produced in the anterior lobe of the pituitary gland, which stimulates the thyroid, also THYROTROPHIN.

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: 60 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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