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There are 17 twelve-letter words containing I, N, O, P, 2R, S and U

INTERRUPTORSinterruptors n. Plural of interruptor.
INTERRUPTOR n. one who interrupts, also INTERRUPTER.
NEUROPTERISTneuropterist n. An entomologist whose speciality is lacewings of the order Neuroptera.
NEUROPTERIST n. a person who studies the Neuropteroidea, lacewing flies.
PARTURITIONSparturitions n. Plural of parturition.
PARTURITION n. the act of giving birth.
PERDURATIONSPERDURATION n. lastingness, endurance, also PERDURANCE.
PICORNAVIRUSpicornavirus n. Any of the family Picornaviridae of RNA viruses, many of which are pathogenic, causing diseases such…
PICORNAVIRUS n. one of a group of very small RNA viruses, including Cocksackle virus.
PROCURATIONSprocurations n. Plural of procuration.
PROCURATION n. the management of another's affairs; the instrument giving authority for this.
PROGENITURESprogenitures n. Plural of progeniture.
PROGENITURE n. an act or instance of begetting.
PROTEINURIASproteinurias n. Plural of proteinuria.
PROTEINURIA n. the presence of abnormally high levels of protein in the urine, esp. as a symptom of kidney damage.
PTEROSAURIANpterosaurian adj. (Paleontology) Of or relating to the Pterosauria.
pterosaurian n. (Paleontology) Any of the Pterosauria; a pterosaur.
PTEROSAURIAN n. a pterodactyl, also PTEROSAUR.
PURGATORIANSpurgatorians n. Plural of purgatorian.
PURGATORIAN n. a person who believes in Purgatory.
REPERCUSSIONrepercussion n. A consequence or ensuing result of some action.
repercussion n. The act of driving back, or the state of being driven back; reflection; reverberation.
repercussion n. (Music) Rapid reiteration of the same sound.
REPERFUSIONSreperfusions n. Plural of reperfusion.
RETROPULSIONretropulsion n. (Medicine) A tendency to step or walk backwards involuntarily, especially as a symptom of parkinsonism.
retropulsion n. (Medicine) The pushing or forcing of something to move backwards or inwards.
retropulsion n. (Medicine, obsolete) Transfer of a disease from an external source to an internal organ.
RUSTPROOFINGrustproofing v. Present participle of rustproof.
RUSTPROOFING n. the act of making resistant to rust, such as by applying a coating.
SUPERHEROINEsuperheroine n. A heroine with supernatural powers; a female superhero.
SUPERHEROINE n. an exceptional heroine.
SUPERORDINALsuperordinal adj. (Taxonomy) supraordinal.
SUPERORDINAL adj. relating to a superorder.
SUPERORGANICsuperorganic adj. Above or beyond the organic.
SUPERORGANIC adj. relating to those aspects of a culture that are conceived as being superior to the individual members of the society.

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: 100 words
  • Scrabble in French: 98 words
  • Scrabble in Spanish: 45 words
  • Scrabble in Italian: 32 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 78 words


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