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

CONSPIRATORYconspiratory adj. Of, or relating to a conspiracy.
CONSPIRATORY adj. relating to conspiracy, also CONSPIRATORIAL.
CRYPTOBIONTScryptobionts n. Plural of cryptobiont.
CRYPTOBIONT n. any organism that exhibits cryptobiosis.
CYCLOSPORINEcyclosporine n. (Pharmacology) Alternative form of ciclosporin.
CYCLOSPORINE n. an immunosuppressive drug used in organ transplants, also CYCLOSPORIN.
CYCLOSPORINScyclosporins n. Plural of cyclosporin.
CYCLOSPORIN n. an immunosuppressant drug used in organ transplants, also CYCLOSPORINE.
CYPRINODONTScyprinodonts n. Plural of cyprinodont.
CYPRINODONT n. any small tropical or subtropical soft-finned fish of the mostly marine family Cyprinodontidae, resembling carp but having toothed jaws.
LYOSORPTIONSLYOSORPTION n. the adsorption of a liquid on a solid surface, esp. of a solvent on suspended particles.
MYRINGOSCOPEmyringoscope n. A device for examining the eardrum.
MYRINGOSCOPE n. an instrument for viewing the eardrum.
ORNITHOSCOPYornithoscopy n. Birdwatching.
ORNITHOSCOPY n. bird watching.
POLYISOPRENEpolyisoprene n. (Chemistry) Any polymer whose constituent monomer is isoprene; especially natural, and some synthetic, rubbers.
POLYISOPRENE n. a rubberlike polymer of isoprene.
PORPHYROPSINporphyropsin n. Any of a group of purple carotenoid pigments, similar to rhodopsin, in the retinas of some fish.
PORPHYROPSIN n. a purple pigment in the retinal rods of freshwater fishes that resembles rhodopsin.
PROTEOLYSINGproteolysing v. Present participle of proteolyse.
PROTEOLYSE v. to split proteins by proteolysis.
PROVISIONARYprovisionary adj. Provisional.
PROVISIONARY adj. provisional.
PROVISIONARY n. something provisional.
PYROGNOSTICSpyrognostics n. (Dated) The characteristics of a substance, especially of a mineral or metal salt, that are revealed…
PYROGNOSTICS n. the characteristics of a mineral, such as fusibility, that are revealed by the application of heat.
PYROLIGNEOUSpyroligneous adj. Produced from wood by the action of heat, especially by destructive distillation.
PYROLIGNEOUS adj. produced by the action of heat on wood, also PYROLIGNIC, PYROXYLIC.
THYROTROPINSthyrotropins n. Plural of thyrotropin.
THYROTROPIN n. a hormone, produced in the anterior lobe of the pituitary gland, which stimulates the thyroid, also THYROTROPHIN.
TROPOMYOSINStropomyosins n. Plural of tropomyosin.
TROPOMYOSIN n. a filamentous protein which controls the interaction of actin and myosin in muscle fibres.
TRYPANOSOMICtrypanosomic adj. Of or pertaining to a trypanosome.
TRYPANOSOMIC adj. of or like a trypanosome, also TRYPANOSOMAL.

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: 76 words
  • Scrabble in French: 9 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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